restaurant_menu Recipes

Ultimate Oven-Baked Sausage and Mushroom Pasta Gratin Recipe

calendar_today January 2, 2026 schedule 1 min read

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Prep

20 minutes

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Cook

25 minutes

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Rest

5 minutes

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Servings

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Calories

450 kcal

A comforting and delicious oven-baked pasta gratin with Italian sausage, mushrooms, and a creamy cheese sauce.

restaurant_menu Ingredients format_list_numbered Instructions

restaurant_menu Ingredients

Servings

Main Ingredients

check 12 ounces penne or rigatoni pasta check 1 pound Italian sausage, sliced check 8 ounces mushrooms, sliced check 2 tablespoons olive oil check 1 small onion, diced check 3 cloves garlic, minced

Sauce Ingredients

check 1 cup heavy cream check 1 cup chicken broth check 1 cup grated Parmesan cheese check 1 cup shredded mozzarella cheese check Salt and pepper to taste check 1 teaspoon dried oregano check 1 teaspoon dried thyme check ¼ cup fresh parsley, chopped

hardware Essential Tools

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Large skillet

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Baking dish

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Cutting board

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Knife

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Measuring cups and spoons

format_list_numbered Preparation

Preparation

Preheat oven to 375°F (190°C).

Cook pasta according to package directions until al dente. Drain and set aside.

Heat olive oil in a large skillet over medium heat. Add sausage and cook until browned. Remove and set aside.

Sauté onion until soft. Add garlic and mushrooms, cooking until tender.

Assembly

Stir in heavy cream and chicken broth. Simmer until slightly thickened. Mix in Parmesan cheese, oregano, thyme, salt, and pepper.

Return pasta and sausage to skillet. Stir to combine.

Transfer to a greased baking dish. Sprinkle with mozzarella cheese.

Baking

Bake for 20–25 minutes, or until cheese is melted and golden.

Let rest briefly before serving. Garnish with fresh parsley.

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Try These Variations

Here are some variations you can try:

Vegetarian: Omit the sausage and add more vegetables like zucchini, bell peppers, or spinach.

Spicy

Use spicy Italian sausage or add a pinch of red pepper flakes.

Different Cheeses

Try using provolone, fontina, or Gruyère cheese instead of mozzarella.

Breadcrumb Topping

Mix breadcrumbs with Parmesan cheese and melted butter, and sprinkle over the top before baking for a crunchy topping.

Chef's Pro Tips

Here are some tips from a professional chef:

Use high-quality ingredients: The better the ingredients, the better the final dish will taste.

Don’t overcook the pasta

Overcooked pasta will become mushy in the gratin. Cook it al dente.

Let the gratin rest before serving

This allows the cheese to set and the flavors to meld together.

Storage Guide

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Store leftover pasta gratin in an airtight container in the refrigerator for up to 3 days. Reheat in the oven or microwave until heated through.

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You can also freeze the pasta gratin for up to 2 months. Thaw overnight in the refrigerator before reheating.

Avoid These Mistakes

✕ Here are some common mistakes to avoid:

Using too much pasta: This can make the gratin dry and heavy.

✕ Not seasoning the sauce properly

Taste the sauce and adjust the seasoning as needed.

✕ Overbaking the gratin

This can result in a dry and burnt topping.

nutrition Nutrition Facts

Per serving: 1 slice

450 kcal Calories

25g Protein

30g Fat

30g Carbohydrates

Nutritional information is an estimate and may vary based on specific ingredients and portion sizes.

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This Oven-Baked Sausage and Mushroom Pasta Gratin is a delicious and satisfying meal that’s perfect for any occasion. With its creamy sauce, savory sausage, and melted cheese topping, it’s sure to be a hit with the whole family. So, gather your ingredients and get ready to enjoy a truly unforgettable dish!