- 4 Tbsb butter
- 1 cup chopped onions
- 2 cup water
- 2 cup ketchup
- 4 Tbsp vinegar
- 3 Tbsp lemon juice
- 4 Tbsp worcheshire sauce
- 3/4 cup brown sugar
- 1 tsp liquid smoke
- 2 Tbsp salt
- 2 Tbsp dry mustard
- Melt butter in skillet and add onions
- Cook until brown
- Add rest of ingredients and simmer 20 minutes