Introduction
Delve into the world of comforting pasta dishes with our Cheesy Spinach and Mushroom Stuffed Shells. This vegetarian recipe brings together the rich flavors of creamy cheese, tender spinach, and earthy mushrooms, all enveloped in large pasta shells and smothered in marinara sauce. Perfect for family dinners or gatherings, this dish is not only delicious but also easy to prepare. Join us as we explore the ingredients, step-by-step instructions, and the joys of cooking this delightful meal.
Ingredients
– 12 jumbo pasta shells
– 1 cup ricotta cheese
– 1 cup shredded mozzarella cheese
– 1/2 cup grated Parmesan cheese
– 2 cups fresh spinach, chopped
– 1 cup cremini mushrooms, diced
– 2 cloves garlic, minced
– 1 teaspoon onion powder
– 1 teaspoon Italian seasoning
– Salt and pepper to taste
– 2 cups marinara sauce
– Olive oil for sautéing
Instructions
1. Preheat your oven to 375°F (190°C).
2. Boil a large pot of salted water. Add the jumbo pasta shells and cook until al dente, according to package instructions. Drain and set aside.
3. In a skillet, heat a tablespoon of olive oil over medium heat. Add the minced garlic and diced mushrooms, sautéing until the mushrooms are soft.
4. Add the chopped spinach to the skillet and cook until wilted. Season with onion powder, Italian seasoning, salt, and pepper. Remove from heat and allow to cool slightly.
5. In a large mixing bowl, combine the ricotta cheese, half of the mozzarella cheese, and grated Parmesan cheese with the sautéed spinach and mushroom mixture. Mix until well combined.
6. Carefully stuff each cooked jumbo shell with the cheese and vegetable mixture.
7. Spread 1 cup of marinara sauce evenly in the bottom of a baking dish. Arrange the stuffed shells in the dish, seam side up.
8. Pour the remaining marinara sauce over the stuffed shells and sprinkle the remaining mozzarella cheese on top.
9. Cover the baking dish with aluminum foil and bake in the preheated oven for 25 minutes. Remove the foil and bake for an additional 10 minutes, or until the cheese is bubbly and golden.
Understanding the Ingredients
Jumbo Pasta Shells
Jumbo pasta shells are large, tubular pasta pieces that are perfect for stuffing. Their shape allows for filling with a variety of ingredients, making them a versatile choice for many recipes. To achieve the perfect texture, it is essential to cook the shells al dente, which ensures they hold their shape while being filled and baked.
Fresh Vegetables
Using fresh spinach and cremini mushrooms not only enhances the taste of the dish but also adds nutritional value. Spinach is rich in vitamins A, C, and K, while cremini mushrooms provide essential minerals like selenium and potassium. Together, they create a flavorful and healthful filling.
Cheese Selection
The combination of ricotta, mozzarella, and Parmesan cheeses is what makes this dish truly decadent. Ricotta offers a creamy texture, mozzarella provides stretch and melt, and Parmesan adds a sharp, savory flavor, creating a delicious harmony of tastes and textures.
Herbs and Seasonings
Garlic, onion powder, and Italian seasoning are key to elevating the flavor profile of the stuffed shells. These ingredients add depth and complexity to the filling, making each bite a delightful experience. Balancing these flavors with salt and pepper is essential to achieving the perfect taste.
Marinara Sauce
Marinara sauce is a crucial component of this dish, serving as both a base and a topping. You can choose to use homemade or store-bought marinara sauce, depending on your preference and time constraints. A good marinara sauce enhances the overall flavor of the stuffed shells, tying all the elements together seamlessly.
Preparing the Dish
Prepping the Oven and Pasta
Before diving into the preparation, it is important to preheat the oven to ensure even cooking. While the oven is heating, boil the jumbo pasta shells in salted water, following the package instructions to achieve the ideal al dente texture. This step is crucial for the shells’ ability to hold the filling without becoming too soft during baking.

Tips for Perfect Cheesy Spinach and Mushroom Stuffed Shells
Sautéing the Vegetables
To maximize the flavor of your mushrooms and spinach, start by heating a skillet over medium-high heat. Add a splash of olive oil and allow it to heat before adding the mushrooms. Sauté them until they are browned and have released their moisture, which typically takes about 5-7 minutes. After the mushrooms are cooked, add the spinach and cook until wilted. Don’t forget to season generously with salt and pepper during this process; seasoning enhances the natural flavors and ensures a well-rounded filling.
Creating the Cheese Filling
When mixing the cheeses with the sautéed vegetables, use a combination of ricotta, mozzarella, and Parmesan for a rich, creamy texture. For the best results, allow the sautéed mixture to cool slightly before combining it with the cheeses. This prevents the mixture from becoming too runny. For added flavor, consider incorporating garlic powder, crushed red pepper, or herbs like oregano and basil. Aim for a balance between creamy and firm, ensuring the filling holds its shape within the shells.
Stuffing the Shells
To fill the pasta shells effectively, use a small spoon or a piping bag to ensure even distribution of the cheese mixture. Take care not to overfill, as the stuffing may spill out during baking. Arrange the filled shells snugly in the baking dish, which not only looks appealing but helps them hold their shape during cooking. A slight overlap is acceptable, but ensure they are not overcrowded.
Assembling the Dish
Begin the assembly by spreading a thin layer of marinara sauce on the bottom of your baking dish. This prevents the shells from sticking and adds flavor. Once the shells are arranged, cover them with more marinara sauce and sprinkle a generous layer of mozzarella cheese on top. Cover the dish with foil for the first half of baking to trap moisture and promote even cooking.
Baking Instructions
For the perfect bake, preheat your oven to 375°F (190°C). Bake the covered dish for approximately 25 minutes, then remove the foil and continue baking for an additional 15 minutes until the cheese is bubbly and golden. When removing the foil, do so carefully to avoid disturbing the melted cheese layer on top.
Serving Suggestions
Plating the Dish
When serving, consider using wide, shallow bowls to showcase the stuffed shells beautifully. A serving size of three to four shells per person is typically satisfying, depending on your guest’s appetite. For an elegant touch, garnish each plate with fresh basil leaves and a sprinkling of grated Parmesan cheese for added flavor and visual appeal.
Pairing Options
To complement your Cheesy Spinach and Mushroom Stuffed Shells, serve a fresh side salad with a light vinaigrette. Garlic bread or a crusty loaf can also enhance the dining experience, perfect for scooping up any leftover sauce. For beverages, a crisp white wine like Sauvignon Blanc or a light red, such as Pinot Noir, pairs wonderfully with this dish. Alternatively, for a non-alcoholic option, opt for sparkling water with a slice of lemon for a refreshing contrast.
Conclusion
Cheesy Spinach and Mushroom Stuffed Shells offer a delightful combination of flavors and textures that is sure to please even the pickiest eaters. This dish not only highlights the beauty of vegetarian cooking but also provides a comforting meal that can be enjoyed in various settings. Whether you’re hosting a dinner party or enjoying a cozy night in, these stuffed shells are a fantastic choice that showcases the joy of cooking and sharing food with loved ones. Embrace the warmth and satisfaction that comes with making and enjoying this scrumptious recipe.

