Name: Vegan Spinach Quinoa Casserole Recipe
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: Vegan
Ingredients: 150 g dry quinoa (or rice); 150 g dry red lentils; 1 medium onion, chopped; 400 g frozen spinach, thawed; 1 tsp ground paprika; ½ tsp ground cumin; ½ tsp ground coriander; ½ tsp garlic powder; ¼ tsp ground turmeric; Salt & pepper, to taste; ½ Tbsp oil (for sautéing); 180 ml dairy-free cream (or canned coconut milk); 125 g vegan cheese, shredded

Jump to Recipe· 4.3 from 4 reviews

If you’re on the lookout for a nourishing, hearty dish that feels like a warm hug in every bite, this Vegan Spinach Quinoa Casserole Recipe is absolutely going to steal your heart. Packed with wholesome quinoa and red lentils, delightfully spiced spinach, and gooey melted vegan cheese on top, it’s a comfort food that’s also bursting with protein and vibrant flavors. Whether you’re feeding a family or meal prepping for the week, this casserole effortlessly combines rich textures and spices that will have everyone asking for seconds.

Ingredients You’ll Need

Two images show cooking in metal pots placed on a white marbled surface. In the first image, a woman's hand holds a wooden spatula stirring a pot filled with a yellow-orange grain mixture that looks soft and crumbly. The second image shows a different metal pot on a small hot plate, with a wooden spatula with a light green silicone head stirring cooked dark green leafy vegetables that have a slightly wet texture. Both pots have a shiny metal outside and the background is clean and simple. Photo taken with an iphone --ar 4:5 --v 7

Each ingredient here plays a vital role in balancing taste, texture, and color in this casserole. You’ll find familiar staples that come together easily to create something truly special, making this Vegan Spinach Quinoa Casserole Recipe a breeze to prepare.

150 g dry quinoa (or rice): Provides a fluffy, slightly nutty base loaded with protein and fiber.
150 g dry red lentils: Adds creaminess and earthiness while boosting plant-based protein.
½ Tbsp oil: Helps soften and lightly brown the onions, adding depth to the flavor.
1 medium onion (chopped): Brings a sweet, aromatic foundation when sautéed.
400 g frozen spinach (thawed): A vibrant, nutrient-dense green that melds beautifully into the casserole.
1 tsp ground paprika: Offers a subtle smoky warmth and a lovely red hue.
½ tsp ground cumin: Brings a cozy, earthy flavor that complements the legumes.
½ tsp ground coriander: Adds a citrusy brightness that lifts the entire dish.
½ tsp garlic powder: Infuses a gentle pungency without overpowering the other spices.
¼ tsp ground turmeric: Gives a warm golden color and a hint of peppery bitterness.
Salt & pepper (to taste): Essential for enhancing and balancing all the flavors.
180 ml dairy-free cream (or canned coconut milk): Provides a smooth, luscious richness throughout the casserole.
125 g vegan cheese (shredded): Melts into a gooey, golden topping that makes this dish irresistible.

How to Make Vegan Spinach Quinoa Casserole Recipe

Step 1: Cook the Grains and Lentils

Start by rinsing your quinoa or rice to remove any bitterness, then transfer it to a large saucepan filled with plenty of boiling water. Let it boil gently for about 2-3 minutes before adding the red lentils. Simmer both together until they’re tender but still hold their shape. Be mindful not to overcook them here because the grains and lentils will continue to soften when baked in the casserole.

Step 2: Prepare the Oven and Dish

While the grains cook, preheat your oven to 356 °F (180 °C). Lightly oil a 9×9 inch (23×23 cm) casserole dish so the spinach quinoa mixture won’t stick and the edges crisp up nicely during baking. Chop the onion finely; this will ensure it cooks evenly and blends effortlessly into the spinach.

Step 3: Sauté the Onion and Spinach

Heat the oil in a large skillet or pot over medium heat until shimmering. Add the chopped onion and sauté for 3-4 minutes until translucent and fragrant. Then stir in the thawed spinach, cooking until completely warmed through and any excess moisture has evaporated. This step is key to preventing a watery casserole.

Step 4: Combine and Season

Once both your grain-lentil mixture and sautéed spinach are ready, transfer them to your prepared casserole dish. Sprinkle in every one of the spices: paprika, cumin, coriander, garlic powder, turmeric, along with salt and pepper. Pour the dairy-free cream (or coconut milk) over everything, then stir thoroughly to distribute the creaminess and seasoning evenly.

Step 5: Add Cheese and Bake

Generously sprinkle the shredded vegan cheese on top of the casserole. Pop it into the oven for 20-25 minutes, or until the cheese has formed a bubbly, golden crust that looks absolutely mouthwatering. This melting step is the crowning glory of the Vegan Spinach Quinoa Casserole Recipe.

Step 6: Let It Rest and Serve

After baking, remove the casserole from the oven and allow it to cool for a few minutes. This resting period helps the casserole set so it slices and serves beautifully without falling apart. Now, dive in and enjoy the layers of comforting, vibrant goodness in every forkful!

How to Serve Vegan Spinach Quinoa Casserole Recipe

A rectangular white baking dish filled with a cheesy casserole that has a golden yellow melted cheese topping with small green herb specks visible on the surface. One square portion is being lifted by a pale green spatula with a wooden handle, showing a mix of green vegetables and grains underneath the cheese layer. The dish is placed on a wooden board, and the whole scene is set on a white marbled textured surface with a knitted brown cloth nearby. Small bits of herbs are scattered around, enhancing the fresh, homemade look of the casserole photo taken with an iphone --ar 4:5 --v 7

Garnishes

A sprinkle of freshly chopped parsley or a pinch of toasted pine nuts brings an inviting pop of color and complimentary crunch. You could also drizzle a little extra dairy-free cream or a squeeze of lemon juice to brighten the flavors and stimulate the palate.

Side Dishes

This casserole pairs wonderfully with a crisp green salad dressed in a tangy vinaigrette for freshness, or some warm, crusty bread to soak up any creamy bits left on your plate. Roasted vegetables or a simple tomato soup also make excellent companions.

Creative Ways to Present

For a fun twist, serve the casserole in individual ramekins for personal portions, or layer it in a clear baking dish so the colorful quinoa and spinach layers peek through. Alternately, add a crunchy breadcrumb topping before baking to give a delightful texture contrast.

Make Ahead and Storage

Storing Leftovers

Keep any leftovers covered and refrigerated in an airtight container for up to 4 days. The flavors deepen beautifully overnight, making it an even more satisfying meal the next day.

Freezing

This Vegan Spinach Quinoa Casserole Recipe freezes well. Portion it into freezer-safe containers or wrap the whole casserole tightly in foil and plastic wrap. It will stay good for up to 3 months, perfect for easy meals whenever you need a nourishing pick-me-up.

Reheating

Reheat leftovers gently in the oven at 325 °F (160 °C) until warmed through to maintain its creamy texture and keep the vegan cheese melty. You can also microwave individual portions, stirring halfway, but baking preserves the casserole’s lovely crust best.

FAQs

Can I use fresh spinach instead of frozen?

Absolutely! If using fresh spinach, wash and roughly chop it, then sauté it longer until all moisture evaporates. This substitution works well but keep an eye on the liquid content for the best casserole texture.

Is it necessary to add vegan cheese on top?

No, it’s not a must-have, but the vegan cheese melts into a beautiful golden layer that adds flavor and a satisfying gooey texture. You can leave it out or try a sprinkle of nutritional yeast for a cheesy flavor boost instead.

Can I substitute the dairy-free cream with something else?

Yes, canned coconut milk is a great alternative that adds richness. For a lighter option, you can try unsweetened almond or oat milk mixed with a tablespoon of flour or cornstarch to thicken the casserole.

How spicy is this casserole?

This recipe uses mild spices like paprika and cumin for warmth without heat, so it should be enjoyable for most palates. Feel free to adjust seasoning or add a pinch of chili powder if you want a bit more kick.

Is quinoa essential, or can I use only lentils?

Quinoa adds a fluffy, textured base and complete protein profile, but you can experiment with just lentils or swap in rice for a different texture. Just adjust cooking times accordingly to keep everything tender but not mushy.

Final Thoughts

This Vegan Spinach Quinoa Casserole Recipe is one of those dishes that never fails to comfort and satisfy, whether you’re cooking for yourself or a crowd. It’s wholesome, packed with flavor, and pretty simple to pull together, making it a kitchen favorite for cozy weeknights or special gatherings. Give it a try, and watch how quickly it becomes a beloved staple in your recipe collection!