A Christmas Night Lasagna

Ingredients

• 1 pound Italian sausage
• 1 1/2 pound lean ground beef
• 8 oz mushrooms, chopped
• 1 teaspoon salt
• 1/2 freshly ground black pepper
• 1/4 teaspoon red pepper flakes
• 6 cups marinara sauce
• 1/2 cup water
• 2 egg, beaten
• 2 lbs ricotta cheese
• 8 oz mozzarella cheese, cubed
• 2/3 cup freshly grated Reggiano-Parmigiano
• 1/4 cup chopped fresh parsley
• 1/4 teaspoon freshly ground black pepper
• big pinch of cayenne
• 1 lb lasagna noodles
• 8 oz mozzarella cheese, torn in small pieces
• 1/2 cup grated Parmesan cheese to top