Old fashioned barbecue sauce

1 Batch

Ingredients

QuantityIngredient
1eachStick margarine
1mediumOnion, diced or sliced
2cupsBrown sugar
2tablespoonsMustard
1smallBottle ketchup
2tablespoonsVinegar
1cupWater

Directions

Preparation : Combine all ingredients in saucepan and bring to boil.

Lower temperature and cook to thicken.