1 1/2 lbs. ground beef
1 c. milk
1 c. cracker crumbs
1 c. catsup
4 tbsp. Worcestershire sauce
2 tbsp. vinegar
4 tbsp. brown sugar
1 tsp. liquid smoke (optional)

Mix beef, milk and cracker crumbs and roll into 1 inch balls and put in large pan. Bring to a boil remaining ingredients and pour over meatballs. Bake 2 hours at 250 degrees.