Large:

6 tbsp. liquid smoke
2 c. medium bottle catsup
1 medium onion
1 tsp. pepper
3/4 c. sugar
1/4 c. vinegar
4 tbsp. Worcestershire sauce

1/2:

2 tbsp. Worcestershire sauce

1/4:

1 1/2 tbsp. liquid smoke
1/2 c. medium bottle catsup
1/4 medium onion
1/4 tsp. pepper
1/3 c. sugar
1/16 c. vinegar
1 tbsp. Worcestershire sauce

Boil and pour over meat.