Ginger Peachy Barbecue Sauce

Yield:	3 1/2 cups
Categories:	BBQ, Sauces

2	c	Chopped onions
1/4	c	Butter or margarine
2	c	Peach preserves
1/4	c	Soy sauce
2	tb	Distilled white vinegar
2	ts	Minced gingerroot or 1/2 tsp. ground ginger
1/2	ts	Dry mustard