Barbecue Sauce - cooking recipe

Ingredients

1/2 gal. catsup
1/2 gal. water
6 oz. vinegar
8 oz. soy sauce
1/3 lb. butter or margarine
8 oz. sugar
1 fresh onion, chopped
2 Tbsp. celery salt
2 Tbsp. red pepper
salt (lightly)

Preparation

Mix together and let come to a boil for 5 minutes.
Remove from stove.