Skillet Mac 'n' Beef

1 pound ground beef
1 medium onion, chopped
1 can cream of celery soup
1/4 cup catsup
1 tablespoon Worcestershire sauce
2 cups cooked corkscrew macaroni

In skillet over medium-high heat, cook beef and onion until beef is browned, stirring to separate meat. Pour off fat. Add soup, catsup, Worcestershire and macaroni. Heat through over low heat.

Serves 4.