Chipped Ham Sauce - cooking recipe

Ingredients

4 Tbsp. butter
1/2 c. celery, diced
1/2 c. onion, diced
1 bottle ketchup
3/4 c. water in empty bottle
1 Tbsp. vinegar
1 Tbsp. Worcestershire
1 Tbsp. dry mustard
1 tsp. salt
3/4 tsp. pepper
4 Tbsp. brown sugar

Preparation

Brown the butter, celery and onion until tender.
Add the remaining ingredients.
Stir, simmer for about 20 minutes.
Add 1 1/2 pounds Polish ham, sliced thin.