Pizza Casserole

Ingredients

• 1 1/2 lb. ground beef or turkey
• 1 small onion
• 2 tsp. oil
• 1 can spaghetti sauce
• 7 to 8 oz. elbow macaroni, boiled and drained
• 1 egg, beaten
• 1/2 c. milk
• 1/4 tsp. oregano
• 1/2 tsp. garlic salt
• 1/4 tsp. Italian seasoning
• 1 c. Mozzarella slices
• green pepper and mushroom (if desired)