In a saucepan, simmer ketchup, apple cider vinegar, molasses and Worcestershire sauce over medium-high, stirring often, until thickened slightly, about 8 minutes. Add raspberries; cook until berries begin to break down, about 2 minutes. Add chopped fresh cilantro. Brush on grilled chicken as it cooks.
Can't get enough raspberries? Find out how to make the most of raspberry season.
