3 lb. ham, sliced paper thin
1 c. chopped onion
1 c. catsup
1/4 c. dark brown sugar
1/4 c. white vinegar
1/4 c. Worcestershire sauce
1 tsp. dry mustard
1/4 tsp. Tabasco

Combine and bring to boil over high heat. Reduce heat and simmer until onions are soft. Combine with ham and store in refrigerator until ready to serve. Double the recipe for 5 pound ham. Serve with party buns.