Baked Spaghetti Recipe

Ingredients

• 3/4 pound vermicelli pasta or thin spaghetti
• 1 pound bulk sweet Italian sausage (removed from casings)
• 1/4 pound shiitake or cremini mushrooms, roughly chopped
• 1 medium onion, chopped, about 1 1/2 cups
• 2 cloves garlic, minced
• 1/4 teaspoon red pepper flakes
• 3 cups (24 ounces) marinara or meatless tomato sauce, homemade or store bought
• 1 1/2 cups water
• 1 tablespoon Italian seasoning
• 1/4 cup chopped fresh parsley
• 1 tablespoon extra virgin olive oil, plus more for greasing the casserole dish
• 1 cup grated Parmesan cheese
• 2 large eggs, beaten
• 1 cup ricotta cheese
• 2 to 3 cups shredded mozzarella cheese