Barbecue Sauce Recipe - Rich and Flavorful American Classic

Ingredients

• 2 tbsp of butter
• 0.5 cup of chopped onion
• 0.75 cup of ketchup
• 0.5 cup of beef stock
• 2 tbsp of worcestershire sauce
• 2 tbsp of lemon juice
• 2 tbsp of red wine vinegar
• 0.25 cup of brown sugar
• 1.5 tsp of dry mustard
• 1.5 tsp of cracked black peppercorns