Easy Quinoa Casserole Recipe – Healthy, Comforting & Delicious
This Easy Quinoa Casserole is a wholesome, hearty dish packed with protein, veggies, and flavor! Perfect for busy weeknights, meal prep, or a cozy family dinner, this healthy casserole is both nourishing and satisfying. With simple ingredients and minimal prep, it’s a fuss-free recipe that proves comfort food can be good for you too!
Prep Time 15 minutes mins
Cook Time 30 minutes mins
Total Time 45 minutes mins
Course Casserole, Main Course
Cuisine American / Mediterranean-inspired
Servings 6
Calories 320 kcal
9x13-inch casserole dish (or similar baking dish)
Saucepan (for cooking quinoa)
Large mixing bowl
Wooden spoon or spatula
Aluminum foil (optional for covering)
(for base recipe – adjust as desired)
- 1 cup quinoa, rinsed
- 2 cups vegetable or chicken broth
- 1 medium onion, diced
- 2 cloves garlic, minced
- 1 bell pepper, diced
- 1 cup broccoli florets (or spinach)
- 1 cup cooked protein (chicken, beans, or lentils)
- 1 ½ cups shredded cheese (cheddar, mozzarella, or dairy-free)
- 1 can (14 oz) diced tomatoes (drained)
- 1 tsp dried oregano (or Italian seasoning)
- ½ tsp paprika or chili flakes (optional)
- 1 tbsp olive oil
- Salt & pepper, to taste
- Fresh herbs (parsley, basil) for garnish
Cook quinoa: In a saucepan, combine quinoa and broth. Bring to a boil, reduce to simmer, cover, and cook for 15 minutes until fluffy. Set aside.
Sauté vegetables: In a skillet, heat olive oil. Add onion, garlic, and bell pepper. Cook until softened, about 5 minutes.
Mix filling: In a large bowl, combine cooked quinoa, sautéed vegetables, broccoli, protein of choice, diced tomatoes, and seasonings. Stir well.
Assemble casserole: Spread half the mixture into a greased casserole dish. Sprinkle half the cheese on top. Add the remaining mixture and top with the rest of the cheese.
Bake: Preheat oven to 375°F (190°C). Bake uncovered for 20–25 minutes until hot and bubbly.
Serve: Garnish with fresh herbs. Let rest 5 minutes before slicing and serving.
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Make-ahead: Assemble casserole up to 24 hours in advance, cover, and refrigerate until ready to bake.
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Freezer-friendly: Freeze baked or unbaked casserole for up to 2 months. Reheat covered with foil.
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Vegan option: Use plant-based cheese and swap beans or lentils for animal protein.
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Flavor swaps: Add mushrooms, sun-dried tomatoes, olives, or spice it up with jalapeños.
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Meal prep tip: Portion into containers for 3–4 days of easy lunches or dinners.
Keyword cheesy quinoa, healthy dinner, meal prep, quinoa casserole, vegetarian bake