Portobello Penne Pasta Casserole Recipe

Cooking Directions

• STEP 1.Preheat the oven to 375°F (190°C) and grease a casserole dish.
• STEP 2.Cook the penne pasta according to package instructions until al dente. Drain and set aside.
• STEP 3.In a large skillet, heat olive oil over medium heat. Add the diced onion and minced garlic, and cook until softened and fragrant.
• STEP 4.Add the sliced portobello mushrooms to the skillet and cook until they release their moisture and become tender.
• STEP 5.In a separate saucepan, melt butter over medium heat. Whisk in flour to create a roux, then gradually whisk in milk until smooth and thickened.
• STEP 6.Stir in the tomato sauce, Italian seasoning, salt, and pepper. Cook for a few minutes until the flavors meld together.
• STEP 7.Add the cooked penne pasta and sautéed mushrooms to the saucepan. Stir until everything is well coated in the sauce.
• STEP 8.Transfer the mixture to the greased casserole dish and sprinkle grated Parmesan cheese on top.
• STEP 9.Bake in the preheated oven for 20-25 minutes, or until the cheese is melted and bubbly.
• STEP 10.Remove from the oven and let it cool for a few minutes before serving.
• STEP 11.Garnish with fresh basil leaves, if desired, and serve hot.

Cooking Tips

• You can add other vegetables like bell peppers or spinach to the casserole for added flavor and nutrition.
• Feel free to use any type of pasta you prefer, such as rigatoni or fusilli.
• For a vegetarian version, use vegetable broth instead of chicken broth in the sauce.
• Leftovers can be stored in an airtight container in the refrigerator for up to 3 days.
• Reheat the casserole in the oven or microwave until heated through before serving.

Storage and Serving

• Store any leftovers in an airtight container in the refrigerator for up to 3 days.
• Reheat the casserole in the oven or microwave until heated through before serving.
• Serve the Portobello Penne Pasta Casserole hot, garnished with fresh basil leaves if desired.
• Pair it with a side salad and garlic bread for a complete meal.