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Stuffed Mushroom Pasta Bake

A comforting dish that combines pasta, Italian sausage, and mushrooms in a creamy sauce topped with crunchy panko breadcrumbs, perfect for family dinners or gatherings.
Prep Time 20 minutes
Cook Time 30 minutes
Total Time 50 minutes
Course Dinner, Main Course
Cuisine Italian
Servings 6 servings
Calories 600 kcal

Ingredients
  

Pasta and Filling

  • 12 ounces dried campanelle or bowtie pasta (approximately 4 cups)
  • 1 pound bulk Italian sausage
  • 1 pound mixed fresh mushrooms (button, cremini, shiitake, and/or oyster), sliced
  • 1 large onion thinly sliced
  • 3 cloves garlic minced

Sauce

  • 1 tablespoon reduced-sodium soy sauce
  • 5 tablespoons butter divided
  • 1/4 cup all-purpose flour
  • 1 teaspoon chopped fresh thyme (or 1/2 teaspoon dried thyme)
  • 1/2 teaspoon salt
  • 1/2 teaspoon ground black pepper
  • 1 cup reduced-sodium chicken broth
  • 2 cups half-and-half
  • 1 tablespoon Dijon mustard
  • 1 cup shredded Italian blend cheeses
  • 1 10-ounce package frozen chopped spinach thawed and squeezed dry

Topping

  • 1 cup panko bread crumbs
  • 2 tablespoons chopped fresh parsley divided

Instructions
 

Preparation

  • Gather all your ingredients on a clean countertop for easy access.
  • Preheat your oven to 375°F (190°C) and grease a 9x13-inch baking dish.
  • Cook the pasta in a pot of salted boiling water, two minutes short of package instructions. Drain and keep warm.

Filling

  • In a large skillet, brown the Italian sausage over medium heat. Remove sausage and set aside.
  • In the same skillet, sauté the mushrooms, onion, and garlic until tender, about 5–7 minutes. Add soy sauce and mix well.
  • Transfer the sautéed mixture to the pot with the pasta.

Creamy Sauce

  • In the same skillet, melt 3 tablespoons of butter. Whisk in flour to create a roux.
  • Add thyme, salt, and black pepper, then gradually whisk in chicken broth and half-and-half until the sauce thickens (about 3-5 minutes).
  • Remove sauce from heat and whisk in Dijon mustard, cheese, and spinach until well combined.
  • Pour the creamy sauce over the pasta and sausage mixture, gently tossing to coat.

Baking

  • Transfer the mixture to the greased baking dish.
  • Melt the remaining 2 tablespoons of butter, mix with panko and half of the parsley, and sprinkle over the pasta bake.
  • Bake for about 30 minutes or until the top is golden brown and bubbling.
  • Allow to cool for a few minutes before garnishing with remaining parsley and serving.

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Notes

For variety, try different mushroom mixes, or switch up the cheese types. You can prepare components a day ahead to save time. Store leftovers in an airtight container for up to 4 days or freeze for up to 2 months.
Keyword Comfort Food, Family Dinner, Italian Cuisine, Pasta Bake, Stuffed Mushroom Pasta Bake