1 1/2 c. raisins
2 tsp. prepared mustard
1/2 tsp. salt
1 tbsp. (or more) vinegar
2 tbsp. cornstarch

Simmer raisins in water to cover for 1 hour. Add mustard, sugar, salt and vinegar. Dissolve cornstarch in small amount of cold water; add to sugar mixture. Bring to a boil, stirring constantly. Serve hot with baked ham.