Add finely chopped garlic, prunes and peanut butter cream into a mixing bowl.
Add soy sauce, rice vinegar, sesame seed oil, chinese five spices mix and optional hot sauce to the bowl.
Mix everything together. Add sweetener if desired and a teaspoon of cornstarch to thicken the sauce if necessary.
Advanced
Put the ingredients into a food processor. An immersion blender might do as well but the prunes tend to be hard to process with it.
Process the mixture until smooth.
Scrape it out of the food processor. Use it immediately or keep it in the fridge in an airtight container.
Overkill
Black beans sauce
In a frying pan saute the chopped onion for about a minute.
Add garlic, ginger and saute until the garlic gets fragrant.
Add the black fermented beans, soy sauce, rice vine, rice vinegar and hot sauce. Mix it well bring it to a boil then take it off heat and let it cool off.
Hoisin sauce
Put everything into a food processor. An immersion blender might do as well but the prunes tend to be hard to process with it.
Process the mixture until smooth then scrape it out of the food processor. Use it immediately or keep it in the fridge in an airtight container.