1 lb. ground beef
1 med. onion, chopped
1 (10 3/4 oz.) can chicken gumbo soup
1/2 c. catsup
1/4 c. brown sugar
1 tbsp. vinegar
2 tsp. mustard
1/2 tsp. salt

Crumble ground beef into 2-quart casserole; add onion. Microwave at high 4 to 6 minutes or until meat is cooked and onion is tender. Stir to break up meat; drain. Mix in remaining ingredients. Microwave at high 5 to 7 minutes or until heated thoroughly, stirring once during cooking. 4-6 servings.