Mix all ingredients except fruit in a small bowl and whisk together until smooth and all ingredients are evenly distributed.
If using fuyu persimmons (recommended), slice off the tops, and slice from top to bottom.
If using apples, slice using an apple corer or cut off each half from the core and slice from the top to bottom.
Arrange on a tray, sprinkle with cinnamon (optional) and serve!
Sauce may be saved for up to 2 days in the fridge