Ingredients

12 ounces uncooked spaghetti1-1/2 pounds ground beef1 small onion, chopped1 envelope taco seasoning1 jar (26 ounces) spaghetti sauce1 jar (4-1/2 ounces) sliced mushrooms, drained1 can (2-1/4 ounces) sliced ripe olives, drained2 cups shredded cheddar cheeseShredded lettuce, diced tomatoes, sour cream, salsa and picante sauce

Preparation

Cook spaghetti according to package directions. Meanwhile, in a large skillet, cook beef and onion over medium heat until meat is no longer pink, breaking it into crumbles; drain.

Stir in the taco seasoning, spaghetti sauce, mushrooms and olives. Drain spaghetti; stir into the beef mixture.

Transfer to a greased 13x9-in. or 3-qt. baking dish; sprinkle with cheese. Bake, uncovered, at 350° until heated through, 25-30 minutes. Serve with lettuce, tomatoes, sour cream, salsa and picante sauce.