Pepperoni Pizzazz
["8 oz. medium tube pasta", "1 (28 oz.) jar spaghetti sauce", "1 (4 1/2 oz.) sliced mushrooms, drained", "1 (8 oz.) pkg. sliced pepperoni", "1/2 c. chopped green pepper", "1/2 c. chopped onion", "1/2 c. parmesan cheese", "1/2 tsp. garlic powder", "1/2 tsp. salt", "1/8 tsp. pepper", "1/8 tsp. crushed red pepper flakes", "1 (8 oz.) can tomato sauce", "2 c. shredded mozzarella cheese"]
["Cook pasta according to package directions.", "Meanwhile, combine 2 1/3 c. spaghetti sauce, mushrooms, pepperoni, green pepper, onion, parmesan cheese, garlic powder, salt, pepper and red pepper flakes in a bowl. Drain pasta, add to sauce mixture and mix well. Transfer to a greased 3 qt. baking dish. Combine the tomato sauce and remaining spaghetti sauce; pour over top. Cover and bake at 350\u00b0 for 40-45 minutes or until bubbly. Sprinkle with mozzarella cheese. Bake uncovered 5-10 minutes longer or until cheese is melted. Let stand 5 minutes before serving."]
["pasta", "spaghetti sauce", "mushrooms", "pepperoni", "green pepper", "onion", "parmesan cheese", "garlic powder", "salt", "pepper", "red pepper", "tomato sauce", "mozzarella cheese"]