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There’s something about the cozy aroma of roasted broccoli mingling with savory spices that instantly transports me back to cherished family dinners. This Healthy Broccoli Quinoa Casserole is my go-to recipe for busy weeknights when I crave something warm yet nutritious. Not only does it marry wholesome ingredients like protein-packed quinoa and vibrant vegetables, but it also provides a creamy topping that feels indulgent without the guilt. With quick prep time and the flexibility to add non-vegetarian options like chicken, this dish is a guaranteed crowd-pleaser that you can feel good about serving. Curious to see how we can whip it up together? Let’s dive into the details!

Why is this casserole a must-try?

Deliciously Healthy: This casserole combines nutrient-rich ingredients, making it a wholesome option for your family.
Quick and Easy: With a prep time of just 15 minutes, it’s perfect for busy weeknights when you need to get dinner on the table fast.
Customizable: You can easily add chicken or other veggies, so it fits your dietary preferences.
Crowd-Pleasing Comfort: The creamy texture and cheesy topping guarantee that everyone will be asking for seconds.
Meal Prep Friendly: Enjoy leftovers for lunch or dinner throughout the week; it stores beautifully in the fridge!
Elevate your dining experience with this warm, inviting dish, perfect alongside a garden salad or a slice of homemade crusty bread.

Broccoli Quinoa Casserole Ingredients

• This recipe is packed with healthy ingredients to create a creamy, delightful casserole.

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For the Base

  • Low sodium vegetable broth (or chicken broth) – Adds moisture and flavor; homemade broth keeps it low sodium.
  • Quinoa – Acts as a nutritious grain base with high protein; feel free to use red or white quinoa.
  • Extra virgin olive oil – Provides healthy fats and flavor; melted coconut oil works as a great substitute.
  • Chopped broccoli florets – Packed with essential vitamins and adds delightful texture; opt for cauliflower if you want a different taste.

For the Flavor

  • Kosher salt and black pepper – Enhances overall flavor; adjust based on your taste preferences.
  • Yellow onion – Adds sweetness and depth; shallots can replace for a milder flavor.
  • Carrots – Provides natural sweetness and vibrant color; ensure they are evenly diced for even cooking.
  • Minced garlic – Infuses savory aroma; fresh garlic is best, but garlic powder can substitute in a pinch.
  • Dried oregano and cayenne pepper (optional) – Boosts the flavor profile; skip the cayenne for less heat.

For the Creaminess

  • All-purpose flour – Thicks the sauce beautifully; use gluten-free flour for a gluten-free option.
  • Non-fat milk – Creates the luscious sauce base; almond or oat milk can serve as dairy-free alternatives.
  • Plain nonfat Greek yogurt – Adds rich creaminess and protein; cottage cheese provides a different texture if needed.

For the Topping

  • Mozzarella and cheddar cheese – Create a gooey, melty topping; swap with pepper jack for an extra kick or vegan cheese for a dairy-free version.
  • Cannellini beans – Adds creaminess and boosts protein content; chickpeas are a great alternative for variety.
  • Chopped fresh herbs (parsley, basil, dill, or thyme) – Enhances freshness and presentation; choose your favorite herbs.

This Broccoli Quinoa Casserole is perfect for all those cozy family dinners. Let’s get cooking!

Step‑by‑Step Instructions for Healthy Broccoli Quinoa Casserole

Step 1: Preheat and Prepare Baking Sheets
Begin by preheating your oven to 400°F (200°C). While it warms up, prepare two baking sheets by lightly coating them with nonstick spray. This ensures that your roasted broccoli will come off easily later, making clean-up a breeze.

Step 2: Cook Quinoa
In a medium saucepan, combine 1 cup of low sodium vegetable broth (or chicken broth) with 1 cup of quinoa. Bring the mixture to a rapid boil over medium-high heat, then reduce to a simmer, covered, for about 15 minutes. The quinoa is ready when all the liquid is absorbed and it’s fluffy; set it aside while you move on to the next steps.

Step 3: Roast the Broccoli
Toss 2 cups of chopped broccoli florets in a bowl with 1 tablespoon of extra virgin olive oil, kosher salt, and black pepper to taste. Spread the broccoli evenly on one of the prepared baking sheets and roast for 10 minutes. Afterward, give it a gentle toss, then roast for an additional 5-10 minutes until the broccoli is tender and slightly browned.

Step 4: Sauté Vegetables
In a large pot, heat 2 tablespoons of olive oil over medium heat. Add 1 chopped yellow onion and 1 diced carrot, and sauté for about 5 minutes until the onion becomes translucent. Then, mix in 2 cloves of minced garlic, 1 teaspoon of dried oregano, and optional cayenne pepper, cooking for an additional 30 seconds until fragrant.

Step 5: Make the Sauce
Sprinkle 2 tablespoons of all-purpose flour over the sautéed vegetables, stirring for about a minute to eliminate the raw flour taste. Gradually whisk in 1 cup of vegetable broth and 1 cup of non-fat milk, cooking for an additional 5 minutes until the sauce thickens and bubbles. You should achieve a creamy texture perfect for your Healthy Broccoli Quinoa Casserole.

Step 6: Combine Ingredients
Stir in the cooked quinoa, 1 can of drained cannellini beans, and the roasted broccoli into the sauce until well combined. Now, incorporate 1 cup of plain nonfat Greek yogurt and half of your cheese (about 1 cup mozzarella and cheddar mix) for added creaminess. Mix thoroughly until all ingredients are evenly coated.

Step 7: Transfer to Baking Dish
Pour the mixture into a greased 9×13-inch baking dish, spreading it evenly. Sprinkle the remaining cheese evenly on top for that golden, cheesy finish. This is where the magic happens in your broccoli quinoa casserole, so ensure each bite will have a gooey topping.

Step 8: Bake and Broil
Place the baking dish in your preheated oven and bake for 15 minutes. Afterwards, switch to broil mode and broil for another 3-4 minutes until the topping is golden and bubbly. Keep an eye on it during broiling to avoid burning, as it can happen quickly.

Step 9: Rest and Garnish
Once done, remove your casserole from the oven and let it rest for a few minutes before serving. This helps the layers settle. Garnish with freshly chopped herbs like parsley or basil for a pop of color and added flavor, making your Healthy Broccoli Quinoa Casserole even more inviting.

What to Serve with Healthy Broccoli Quinoa Casserole

Elevate your meal with delightful sides that complement the creamy, veggie-packed casserole and add variety to your family dinner.

  • Garden Salad: A fresh salad with mixed greens and a tangy vinaigrette adds a crisp contrast to the warm, creamy casserole, enhancing your meal’s texture.
  • Garlic Bread: Soft, buttery garlic bread is a comforting side that soaks up any cheesy goodness left on your plate; it’s a family favorite!
  • Steamed Asparagus: Tender asparagus drizzled with lemon juice brings a bright pop of flavor, balancing the richness of the casserole perfectly.
  • Roasted Sweet Potatoes: The natural sweetness and slight crispness of roasted sweet potatoes wonderfully complement the savory flavors of the casserole.
  • Crispy Brussels Sprouts: Roasted Brussels sprouts add a delicious crunch while their earthy flavor pairs beautifully with the broccoli in the casserole.
  • Herbed Quinoa: For those who can’t get enough quinoa, serve a side of herbed quinoa infused with lemon and parsley; it nicely mirrors the casserole’s wholesome essence.
  • Apple Crisp: For dessert, a warm apple crisp offers a fantastic sweet ending. The juicy, spiced apples contrast wonderfully with the savory main dish.

Expert Tips for Broccoli Quinoa Casserole

  • Creamier Texture: For creamier results, stir in the Greek yogurt off the heat to avoid any curdling that can occur with too much heat.
  • Roasted Perfection: Ensure the broccoli is well-coated in olive oil to achieve optimal roasting. This enhances both flavor and texture.
  • Cheese Goals: When topping with cheese, reserve a portion to sprinkle on in the last few minutes of baking. This way, it melts perfectly without burning.
  • Substitution Savvy: Don’t hesitate to experiment with various vegetables or beans based on what you have at home. This Broccoli Quinoa Casserole is incredibly versatile!
  • Even Cooking: Dice your carrots and onions evenly for consistent cooking; this ensures all veggies are perfectly tender when the casserole is done.

Make Ahead Options

These Healthy Broccoli Quinoa Casseroles are perfect for meal prep enthusiasts! You can prepare the entire casserole up to 24 hours in advance and store it covered in the refrigerator. Simply assemble the casserole up to the baking step, then cover tightly with plastic wrap or foil to keep it fresh and prevent moisture loss. When you’re ready to serve, just preheat the oven and bake it directly (you may need to add a few extra minutes to the cooking time). Alternatively, you can pre-roast the broccoli and mix all the components, storing them individually for up to 3 days, so when it’s time to cook, everything is ready for a quick assembly! Enjoy a wholesome, home-cooked meal with ease!

Broccoli Quinoa Casserole Variations

Feel free to personalize this comforting casserole to suit your taste buds or dietary needs!

  • Add Chicken: Incorporate diced, cooked chicken for a heartier, protein-packed meal that the whole family will love.
  • Different Vegetables: Experiment with colorful additions like bell peppers or spinach to enhance both flavor and nutrition. Each vegetable offers its own unique twist, making the casserole your own.
  • Cheese Variations: Swap mozzarella and cheddar for nutty gouda or tangy feta to create a unique flavor profile that excites your palate.
  • Creamy Alternatives: Use full-fat coconut milk in place of non-fat milk for a richer sauce that adds a delightful tropical twist.
  • Grain Swaps: Try substituting quinoa with farro or brown rice; these grains provide a different texture and flavor, making it fun to switch things up!
  • Herb Infusion: Replace fresh parsley with fresh thyme or basil for a fresh, zesty flavor that brightens the overall dish.
  • Increased Spice: For heat enthusiasts, add extra cayenne or a dash of sriracha to the baked casserole before serving. This brings a warming kick to your cozy meal!
  • Vegan Option: Replace Greek yogurt with silken tofu blended until smooth and use vegan cheese for a delightful plant-based casserole that maintains creaminess.

By mixing and matching these ideas, you can create a delicious masterpiece tailored to your taste, such as how to make a classic casserole crowd-pleasing or a comforting quick weeknight dinner that brings warmth to your kitchen. Enjoy the adventure of cooking!

Storage Tips for Broccoli Quinoa Casserole

Fridge: Store your casserole in an airtight container in the refrigerator for up to 3 days, ensuring it stays fresh and ready for quick reheats.

Freezer: For long-term storage, freeze any leftovers in a freezer-safe container for up to 3 months. Make sure to cool it completely before sealing to prevent ice crystals.

Reheating: When ready to enjoy, reheat individual portions in the microwave or place the whole casserole in the oven at 350°F for about 25 minutes, adding a splash of broth or milk to maintain moisture.

Serving Reminder: This creamy Broccoli Quinoa Casserole is best enjoyed warm, so take care not to overheat it to preserve texture and flavor.

Broccoli Quinoa Casserole Recipe FAQs

How do I choose the right broccoli for the casserole?
Absolutely! When selecting broccoli, look for bright green florets that are firm and tightly clustered. Avoid any with yellowing or dark spots all over, as these indicators can mean your broccoli is past its peak freshness. Freshness will lend the best flavor to your casserole!

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How should I store leftovers of the casserole?
You can happily enjoy leftover broccoli quinoa casserole for up to 3 days stored in an airtight container in your refrigerator. Simply reheat in the microwave or oven. If reheating in the oven, I recommend adding a splash of broth or milk to maintain moisture and creaminess.

Can I freeze the broccoli quinoa casserole?
Very! To freeze, allow the casserole to cool completely, then transfer it to a freezer-safe container or wrap it tightly in plastic wrap followed by aluminum foil. It can be frozen for up to 3 months. When ready to eat, thaw overnight in the fridge and reheat in the oven at 350°F for about 25 minutes.

What if my casserole turns out too watery?
If you find your broccoli quinoa casserole is too watery, it’s a good idea to make sure you’ve cooked the quinoa properly, as excess liquid can seep in. If you’ve already baked it and find it too loose, you can return it to the oven uncovered for an additional 10-15 minutes to help evaporate some moisture.

Does this recipe cater to dietary allergies?
The ingredients can be easily adjusted to cater to common allergies! For a gluten-free option, use gluten-free flour and make sure your broth is also gluten-free. If you have a dairy allergy, substitute the yogurt and cheese with plant-based alternatives. Always check your specific ingredient labels to ensure safety.

Can I add chicken to this casserole?
Absolutely! You can make this casserole heartier by adding diced, cooked chicken. Simply stir it in with the other ingredients during the mixing step before transferring to the baking dish. It’ll add protein and take your casserole to the next level!

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Creamy Broccoli Quinoa Casserole for Cozy Family Dinners

This Creamy Broccoli Quinoa Casserole is a delicious, healthy dish perfect for family dinners, blending nutritious ingredients with a creamy topping.
Prep Time 15 minutes
Cook Time 30 minutes
Resting Time 5 minutes
Total Time 50 minutes
Servings: 6 servings
Course: Casserole
Cuisine: American
Calories: 350

Ingredients
  

For the Base
  • 1 cup Low sodium vegetable broth (or chicken broth) Homemade broth keeps it low sodium.
  • 1 cup Quinoa Feel free to use red or white quinoa.
  • 1 tablespoon Extra virgin olive oil Melted coconut oil works as a substitute.
  • 2 cups Chopped broccoli florets Opt for cauliflower if you want a different taste.
For the Flavor
  • to taste Kosher salt
  • to taste Black pepper
  • 1 Yellow onion Shallots can replace for a milder flavor.
  • 1 cup Diced carrot Ensure they are evenly diced for even cooking.
  • 2 cloves Minced garlic Fresh garlic is best, but garlic powder can substitute.
  • 1 teaspoon Dried oregano
  • to taste Cayenne pepper (optional) Skip for less heat.
For the Creaminess
  • 2 tablespoons All-purpose flour Use gluten-free flour for a gluten-free option.
  • 1 cup Non-fat milk Almond or oat milk as dairy-free alternatives.
  • 1 cup Plain nonfat Greek yogurt Cottage cheese provides a different texture if needed.
For the Topping
  • 1 cup Mozzarella cheese Swap with pepper jack or vegan cheese for alternatives.
  • 1 cup Cheddar cheese Reserve some for the last few minutes of baking.
  • 1 can Cannellini beans Chickpeas are a great alternative.
  • 1/4 cup Chopped fresh herbs Use parsley, basil, dill, or thyme.

Equipment

  • medium saucepan
  • Large pot
  • Baking Sheets
  • 9x13 inch baking dish

Method
 

Preparation
  1. Preheat your oven to 400°F (200°C). Prepare two baking sheets by lightly coating them with nonstick spray.
  2. In a medium saucepan, combine 1 cup of low sodium vegetable broth with 1 cup of quinoa and bring the mixture to a boil. Reduce to a simmer, covered, for about 15 minutes.
  3. Toss 2 cups of chopped broccoli florets in a bowl with 1 tablespoon of olive oil, kosher salt, and black pepper to taste. Spread on one baking sheet and roast for 10 minutes; give a gentle toss and roast for an additional 5-10 minutes.
  4. In a large pot, heat 2 tablespoons of olive oil over medium heat. Add 1 chopped yellow onion and 1 diced carrot, sauté for about 5 minutes until the onion is translucent. Mix in 2 cloves of minced garlic, 1 teaspoon of dried oregano, and optional cayenne pepper, cooking for an additional 30 seconds.
  5. Sprinkle 2 tablespoons of all-purpose flour over the sautéed vegetables, stirring for about a minute. Gradually whisk in 1 cup of vegetable broth and 1 cup of non-fat milk, cooking for 5 minutes until thickened.
  6. Stir in the cooked quinoa, 1 can of drained cannellini beans, and the roasted broccoli into the sauce until well combined. Incorporate 1 cup of plain nonfat Greek yogurt and half of your cheese.
  7. Pour the mixture into a greased 9x13-inch baking dish, spreading evenly. Sprinkle the remaining cheese evenly on top.
  8. Bake for 15 minutes, then switch to broil mode for another 3-4 minutes until the topping is golden and bubbly.
  9. Let the casserole rest for a few minutes before serving. Garnish with freshly chopped herbs.

Nutrition

Serving: 1servingCalories: 350kcalCarbohydrates: 45gProtein: 15gFat: 10gSaturated Fat: 4gPolyunsaturated Fat: 1gMonounsaturated Fat: 3gCholesterol: 10mgSodium: 500mgPotassium: 600mgFiber: 6gSugar: 4gVitamin A: 15IUVitamin C: 120mgCalcium: 20mgIron: 10mg

Notes

For creamier results, stir in the Greek yogurt off heat to avoid curdling. Adjust the seasoning according to taste and feel free to substitute ingredients based on preference.

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