Barbecue Sauce

1/2 white onion
 3 cloves garlic
 3 tbsp. olive oil
 1 2/3 cups ketchup
 1/2 cup white vinegar
 1/3 cup brown sugar
 1/3 cup Worcestershire sauce
 2 tsp. chili powder
 1/4 tsp. cayenne pepper


　
Directions:

 In a sauce pan on medium heat add the olive oil and cook the onion and garlic until soft.
 Then add all the other ingredients and simmer for 30 minutes.