rec:

2 tablespoons fermented black beans mashed up
1/3 cup dark brown sugar
2 T honey
2 tablespoons water
2 tablespoons soy sauce
1 tablespoon rice vinegar
½ teaspoon sesame oil
½ teaspoon Chinese five spice powder
1 tsp peanut butter if it needs thickening
If you prefer a little heat, add some red chilies or sriracha to taste