Meatballs

1 bag Italian meatballs, browned in oven
1 c. ketchup
1/4 c. lemon juice
1 c. grape jelly
1/2 c. brown sugar
1/4 c. Thai sweet chili sauce (in Chinese section of supermarket)

Heat ingredients for the sauce to a boil. Add precooked meatballs. Simmer in crock pot for 2 hours on low.