Barbecue Hamburgers
["1 lb. lean ground beef", "1/4 c. chopped onion", "2/3 c. instant Pet nonfat dry milk", "1 tsp. salt", "1/8 tsp. chili powder", "1/4 tsp. dry mustard", "1 (8 oz.) can tomato sauce"]
["Cook ground beef in skillet on medium heat until browned. Drain.", "Add onion; reduce heat to low."]
["lean ground beef", "onion", "milk", "salt", "chili powder", "dry mustard", "tomato sauce"]