Preheat oven to 400°F.

In a large skillet add ground beef, sausage, onion, green pepper, mushrooms, and Seasonings. Cook til meat is no longer pink. Drain the grease and set aside.

In a large pot fill it half way up with water. Bring it to a boil on high heat. Add the spaghetti. Turn heat down to medium and cook til noodle are soft. Drain the water and add back to pot. Add the meat mixture and sauce. Mix completely. Set aside.

Butter a 13X9 casserole dish. Spread spaghetti mixture til evenly distributed. Top with shredded cheese. Bake for 25-35 minutes til cheese is melted and lightly browned and heated through.

Remove from oven and enjoy immediately.