Baked Spaghetti
["1 c. chopped onion", "1 c. chopped green pepper", "1 Tbsp. reduced fat margarine", "1 small can tomatoes (with liquid), cut up", "1 4 oz. can mushroom stems and pieces, drained", "1 small can sliced ripe olives, drained", "1 jar Healthy Choice spaghetti sauce", "1 lb. ground sirloin, browned and drained (optional)", "12 oz. spaghetti, cooked and drained", "1 c. shredded reduced fat Cheddar cheese", "2 c. shredded Italian Blend cheese", "2 cans reduced fat cream of mushroom soup, undiluted", "1/2 c. water", "1/2 c. grated Parmesan cheese", "2 tsp. dried oregano (if desired)"]
["In large skillet, saute onion and green pepper", "in margarine until tender.", "Add tomatoes, sauce, mushrooms, olives, and oregano.", "Add ground sirloin if desired.", "Simmer, uncovered, for 10 minutes.", "Place 1/2 of the spaghetti in a greased 13x9 inch casserole.", "Top with 1/2 of the vegetable mixture.", "Sprinkle with 1/2 of the cheddar and Italian blend cheeses.", "Repeat layers.", "Mix soup and water until smooth;", "pour over casserole.", "Sprinkle with Parmesan cheese.", "Bake uncovered at 350\u00b0 for 30-35 minutes or until heated thoroughly.", "Yield: 12 servings."]
["onion", "green pepper", "margarine", "tomatoes", "mushroom stems", "olives", "sauce", "ground sirloin", "Cheddar cheese", "cheese", "cream of mushroom soup", "water", "Parmesan cheese", "oregano"]