Oven-Baked Shrimp Pasta Casserole

Name: Oven-Baked Shrimp Pasta Casserole
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Yield: 6 servings
Ingredients: 12 oz pasta (penne or rotini); 1 lb shrimp, peeled and deveined; 1 cup marinara sauce; 1 cup heavy cream; 1 cup shredded mozzarella cheese; 1/2 cup grated Parmesan cheese; 2 cloves garlic, minced; 1 teaspoon Italian seasoning; Salt and pepper to taste; Fresh parsley for garnish

Highlighted under: Cozy Kitchen Recipes

I love making this Oven-Baked Shrimp Pasta Casserole because it brings together flavors that my whole family enjoys. The shrimp are succulent, the pasta is perfectly al dente, and the blend of creamy cheese just elevates the dish to another level. It's an easy recipe that not only satisfies my cravings but also impresses my guests. With just a few simple ingredients and minimal prep time, I can whip up a comforting meal that feels indulgent without being overly complicated.

Created by

Emily

Last updated on 2026-02-15T15:38:18.707Z

When I first tried making shrimp pasta, I wanted a no-fuss approach that still delivered on flavor. This casserole method turned out to be a game changer! Baking the pasta and shrimp together allows the flavors to meld beautifully while keeping everything moist and cheesy.

To ensure the shrimp stay tender, I add them midway through baking. This technique prevents overcooking while allowing them to absorb the delicious sauce. The gooey cheese topping adds the finishing touch, creating a golden, bubbly crust that everyone loves.

Why You Will Love This Recipe
Savory shrimp combined with cheesy goodness
A comforting meal that’s easy to prepare
Perfect for family dinners or entertaining guests

Cooking the Pasta to Perfection

Cooking the pasta properly is crucial for the success of this casserole. Make sure to follow the package instructions carefully and aim for al dente texture, as the pasta will continue to cook when baked in the casserole. I usually set my timer a minute or two earlier than recommended to avoid overcooking. Remember, undercooked pasta will soak up some of the sauce during baking, leading to the perfect consistency once the casserole is done.

If you're looking for a gluten-free option, consider using gluten-free pasta. Just be aware that the cooking time may vary slightly, so keep an eye on it. For this dish, penne or rotini works best due to their ability to hold onto the sauce beautifully, ensuring each bite is flavorful.

Making the Sauce Rich and Creamy

The combination of marinara sauce and heavy cream is what gives this casserole its rich and comforting flavor. When you mix these two ingredients, you want to ensure they are well-blended, creating a smooth and creamy sauce that clings to the pasta and shrimp. If you prefer a spicier kick, you can add a pinch of red pepper flakes to the sauce—perfect for those who enjoy a little heat in their dishes.

Using fresh garlic enhances the aromatics and depth of flavor in the casserole. If you're short on time, you can substitute with garlic powder, but fresh is always my recommendation for the best taste. Once the sauce is prepared, don't hesitate to taste and adjust the seasoning; a little extra salt or pepper can elevate the overall flavor.

Tips for Baking and Serving

Covering the casserole with aluminum foil during the initial baking phase helps retain moisture and prevent the cheese from burning too quickly. When you remove the foil for the last 5-10 minutes, keep a close eye on the cheese to achieve that desirable golden and bubbly finish. If you like your cheese extra crispy, consider broiling it for a minute or two at the end, but watch it closely to prevent burning.

This Oven-Baked Shrimp Pasta Casserole is a versatile dish. You can add vegetables like spinach or bell peppers for color and nutrition. Also, if you're making this in advance, assemble it the night before and store it in the refrigerator. Just add an extra 10-15 minutes to the baking time to ensure it's heated through completely.

Ingredients

Gather all your ingredients before starting for an easier cooking experience.

Ingredients

12 oz pasta (penne or rotini)
1 lb shrimp, peeled and deveined
1 cup marinara sauce
1 cup heavy cream
1 cup shredded mozzarella cheese
1/2 cup grated Parmesan cheese
2 cloves garlic, minced
1 teaspoon Italian seasoning
Salt and pepper to taste
Fresh parsley for garnish

Be sure to adjust the seasoning to your taste!

Instructions

Preparation is key for this dish, so make sure everything is ready to go.

Cook the Pasta

Preheat your oven to 350°F (175°C). Cook the pasta according to package instructions until al dente. Drain and set aside.

Prepare the Sauce

In a large bowl, mix the marinara sauce, heavy cream, garlic, Italian seasoning, salt, and pepper. Stir in the cooked pasta and shrimp until well coated.

Assemble the Casserole

Transfer the mixture to a greased baking dish. Top with mozzarella and Parmesan cheese.

Bake

Cover the dish with aluminum foil and bake for 20 minutes. Remove the foil and bake for an additional 5-10 minutes, until the cheese is golden and bubbly.

Garnish and Serve

Remove the casserole from the oven, let it cool for a few minutes, then garnish with fresh parsley before serving.

Enjoy your delicious, homemade shrimp pasta casserole!

Pro Tips

For an extra kick, consider adding some crushed red pepper flakes to your sauce mixture. Also, feel free to toss in steamed vegetables like spinach or bell peppers for added nutrition.

Ingredient Substitutions and Variations

If you're not a fan of shrimp, this recipe can easily be adapted to include cooked chicken, sausage, or even tofu for a vegetarian twist. Just ensure that any alternative protein is cooked before mixing it into the casserole, as baking time won't be enough to thoroughly cook raw proteins.

You can also switch up the cheeses for different flavor profiles—try using cheddar for a sharper taste or gouda for a smoky depth. Mixing different cheeses will enhance the casserole's creaminess and flavor complexity.

Make-Ahead and Storage Tips

This casserole is perfect for meal prepping. You can assemble it a day in advance, cover it tightly with foil or plastic wrap, and store it in the fridge until you're ready to bake. Just remember to bring it to room temperature before popping it into the oven to avoid any drastic temperature changes.

Leftover casserole can be stored in an airtight container in the fridge for up to three days. When reheating, add a splash of cream or sauce to restore the moisture, and cover with a damp paper towel to prevent drying out in the microwave.

Questions About Recipes

→ Can I use frozen shrimp for this recipe?

Yes, you can use frozen shrimp. Just make sure to thaw them before using.

→ What type of pasta works best?

Penne or rotini works best as they hold the sauce well, but feel free to use any pasta variety you prefer.

→ Can I make this dish ahead of time?

Yes, you can prepare the casserole a day in advance and bake it just before serving.

→ What can I substitute for heavy cream?

You can use half-and-half or a combination of milk and cream for a lighter option.