Cheesy Spinach Sausage Quinoa

Featured in Hearty Main Courses.

Enjoy a hearty and nutritious bake combining Italian sausage, fresh spinach, and fluffy quinoa. This dish is layered with ricotta, mozzarella, and Parmesan cheeses, creating a comforting and flavorful meal. Seasoned with aromatic herbs like basil, oregano, and thyme, it's a perfect weeknight dinner or make-ahead option. Substitute with vegetables to make vegetarian. Serve warm and enjoy!

Casey
Updated on Sat, 18 Oct 2025 14:25:29 GMT
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A glass dish with a casserole in it. | cookingwithcasey.com

This Cheesy Spinach Sausage Quinoa Bake brings comforting flavors and hearty nutrition to the table with every forkful. It is perfect for busy families who want a satisfying dinner that ticks all the boxes for taste and wellbeing. With cheesy layers nestled around protein-rich quinoa and savory sausage, this casserole wins in flavor and feeds a crowd without fuss.

I created this after my kids begged for something as rich as lasagna but easier on the stomach and weeknight schedule. Watching them help layer in the cheese and sneak bites of spinach has made this a recurring comfort meal in our home.

Ingredients

  • Quinoa: A complete protein that gives the casserole substance; look for grains that are pre-rinsed to avoid bitterness
  • Vegetable or chicken broth: Enhances flavor while cooking quinoa; choose low sodium for better control
  • Italian sausage: Delivers bold flavor and meaty texture; fresh sausage gives the richest taste
  • Fresh spinach: Wilts into the bake, adding both color and nutrients; baby spinach is extra tender
  • Ricotta cheese: Adds creamy richness and moisture throughout the dish; purchase whole milk ricotta for best flavor
  • Shredded mozzarella cheese: Melts for a gooey cheesy top; buy whole block and shred for great meltability
  • Grated Parmesan cheese: Infuses nutty flavor and brings depth; fresh grated always outshines pre-shredded
  • Garlic: Fresh cloves offer the brightest aroma
  • Onion: Sweetens and rounds out the savory base
  • Dried basil, oregano, thyme: Classic Italian herbs that underscore every bite
  • Salt and pepper: Layered for balanced seasoning; taste as you go
  • Optional red pepper flakes: Adds just a whisper of heat if you like extra zip

Step-by-Step Instructions

Prepare the Quinoa:
Rinse the quinoa well under cold water to remove any bitterness. Combine with broth in a pot, bring to boil then reduce heat to a simmer and cover. Cook for about 15 minutes until water is absorbed and quinoa is fluffy. Let it stand off heat while you prepare other ingredients.
Brown the Sausage:
Remove sausage from its casings and crumble into a large skillet. Cook over medium heat, breaking up the meat as it browns. This step adds richness and builds the first layer of flavor.
Sauté the Aromatics:
Push sausage to the side and add diced onion and minced garlic to the same pan. Let them soften slowly for about five minutes, stirring regularly. Onion should be translucent and garlic fragrant.
Add the Spinach:
Scatter in chopped spinach and stir with sausage mixture. Cook a couple minutes just until the leaves melt into the filling and turn vibrant green.
Combine the Filling:
Scrape the sausage mixture into a big bowl. Fold in cooked quinoa, ricotta, most of the mozzarella, all the Parmesan, and your herbs. Season with salt and pepper. The mixture should look well blended but not watery.
Assemble the Bake:
Spread the seasoned mixture into a greased baking dish, smoothing the top. Sprinkle the rest of the mozzarella evenly over everything so you get a golden crust when it bakes.
Bake It:
Slide into a preheated oven at 375 degrees. Bake uncovered twenty five to thirty minutes until bubbling and golden on top. Give it a few minutes to settle before digging in.
A casserole dish filled with meat and vegetables. Pin it
A casserole dish filled with meat and vegetables. | cookingwithcasey.com

Spinach is my favorite here for its gentle flavor and silky texture when baked. One weekend my daughter insisted on licking the mixing spoon because she loved the cheesy filling so much. Now mixing is her official job whenever we make this.

Storage Tips

You can store leftovers tightly wrapped in the fridge for up to three days. To reheat, cover with foil and warm in a moderate oven so the cheese melts back to perfection without drying out. If you prepare ahead, the assembled uncooked bake will last overnight in the refrigerator.

Ingredient Substitutions

No ricotta on hand Try cottage cheese blended until smooth. Swap the sausage for ground turkey chicken or a vegetarian crumble to suit different diets. Swiss chard or kale both work beautifully in place of spinach if you want to switch up your greens.

Serving Suggestions

Dish up generous scoops with a crisp green salad or roasted vegetables for a complete meal. This bake travels well and always gets recipe requests when I bring it to potlucks or serve as part of a brunch spread.

Cultural and Historical Context

Cheesy bakes like this are the backbone of family tables everywhere thanks to their comforting taste and ease of prep. Inspired by Mediterranean flavors this casserole brings together Italian sausage and lush cheeses in a fresh nutritious way while nodding to all the casseroles my grandma brought to church suppers.

Frequently Asked Questions

→ Can I make this bake vegetarian?

Yes! Simply omit the sausage and add more vegetables like bell peppers, mushrooms, or zucchini.

→ What other cheeses can I use in this dish?

Feel free to experiment with different cheeses like provolone, cheddar, or fontina for a unique flavor profile.

→ Can I substitute the spinach with other greens?

Yes, you can substitute spinach with kale, Swiss chard, or arugula. Just ensure they are roughly chopped before adding.

→ How can I add more spice to this bake?

Add a pinch of red pepper flakes or use spicy Italian sausage for a kick of heat.

→ Can this bake be prepared ahead of time?

Yes! Prepare the bake ahead of time and store it in the refrigerator for up to 3 days. Reheat in the oven before serving.

→ How long can the leftovers be stored?

Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. Reheat thoroughly before serving.

Cheesy Spinach Sausage Quinoa Bake

Savory bake packed with sausage, spinach, and quinoa in a cheesy blend. A simple and satisfying family-friendly dish.

Prep Time
20 Minutes
Cook Time
35 Minutes
Total Time
55 Minutes
By: Casey

Category: Hearty Main Dishes

Difficulty: Intermediate

Cuisine: American

Yield: 6 Servings (6-8 servings)

Dietary: Gluten-Free

Ingredients

→ Core Components

01 200 grams quinoa, rinsed
02 475 milliliters vegetable or chicken broth
03 450 grams Italian sausage (mild or spicy), casings removed
04 280 grams fresh spinach, roughly chopped
05 2 cloves garlic, minced
06 1/2 yellow onion, diced

→ Dairy & Seasoning

07 240 grams ricotta cheese
08 180 grams shredded mozzarella cheese
09 60 grams grated Parmesan cheese
10 5 milliliters dried basil
11 5 milliliters dried oregano
12 2.5 milliliters dried thyme
13 Salt, to taste
14 Freshly ground black pepper, to taste
15 Pinch of red pepper flakes (optional)

Instructions

Step 01

Preheat your oven to 190°C (375°F).

Step 02

Rinse the quinoa thoroughly under cold running water in a fine-mesh sieve. Then, cook the quinoa according to package instructions, utilizing vegetable or chicken broth as the cooking liquid.

Step 03

While the quinoa cooks, brown the Italian sausage in a large skillet over medium heat, breaking it apart with a spoon. Once cooked, drain any excess rendered fat.

Step 04

Add the minced garlic and diced onion to the skillet with the browned sausage. Sauté for approximately 5 minutes, until the vegetables have softened and become fragrant.

Step 05

Stir the roughly chopped fresh spinach into the skillet with the sausage mixture. Cook for 2 to 3 minutes, or until the spinach has completely wilted.

Step 06

In a spacious mixing bowl, combine the prepared quinoa, the sausage and spinach mixture, ricotta cheese, 120 grams of the shredded mozzarella cheese, grated Parmesan cheese, dried basil, dried oregano, dried thyme, and season generously with salt and freshly ground black pepper. Mix thoroughly until all ingredients are well incorporated.

Step 07

Transfer the entire quinoa and sausage mixture into a greased 23x33 centimeter (9x13 inch) baking dish, spreading it evenly.

Step 08

Evenly sprinkle the remaining 60 grams of shredded mozzarella cheese over the top surface of the bake.

Step 09

Bake for 25 to 30 minutes, or until the cheese topping is melted, bubbly, and lightly golden brown, and the entire dish is heated through.

Step 10

Allow the baked dish to rest for a few minutes before portioning and serving to allow it to set.

Notes

  1. To make this dish vegetarian, simply omit the sausage and consider adding additional vegetables like bell peppers, mushrooms, or zucchini for extra flavor and texture.
  2. For an added kick, include a pinch of red pepper flakes with the seasonings, or opt for spicy Italian sausage instead of mild.
  3. Experiment with different cheese varieties such as provolone, cheddar, or fontina to create a unique flavor profile.
  4. Feel free to substitute spinach with other leafy greens like kale, Swiss chard, or arugula.
  5. This bake is excellent for meal preparation. Prepare it in advance and store in the refrigerator for up to 3 days. Reheat in the oven before serving.
  6. Using bone broth to cook the quinoa can enhance the nutritional value of the dish.
  7. For freezing, ensure the baked dish cools completely. Wrap it tightly in plastic wrap, then in aluminum foil, and freeze for up to 3 months. Thaw overnight in the refrigerator before reheating.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 350
  • Total Fat: 18 g
  • Total Carbohydrate: 30 g
  • Protein: 25 g