Avocado Cocktail - cooking recipe

Ingredients

1/2 c. ketchup
1/4 c. tarragon vinegar
1 Tbsp. Worcestershire sauce
1/2 c. brown sugar
1 Tbsp. butter

Preparation

Cook until it thickens; stir.
Serve hot in avocados.
Leave shell on avocados, serve 1/2 avocado on lettuce leaf.