Mix together the ketchup, sugar, chipotle, Worcestershire, molasses, vinegar, ancho powder, salt, pepper, cocoa, liquid smoke, oregano, thyme and mustard powder in a saucepan and gently warm over medium heat, stirring continuously, until the sugar dissolves. Do not boil.
The sauce can be used immediately. The flavors will continue to meld if allowed to rest in the refrigerator overnight. |