Preheat oven to 375℉
Remove stems and pit the cherries.
Place the first 6 ingredients in your Vitamix or blender and secure lid. (for vitamix: select variable 1. Turn the machine on and slowly increase speed to variable 10, then to high).
Blend for 2 minutes.
In a 9- inch heavy ovenproof skillet or pie dish, melt the butter over medium heat coating the bottom and sides. Add the pitted cherries, and cook until the cherries have softened and are coated with butter, about 2 minutes.
Pour batter over cherries.
Bake for 35 minutes. Serve warm sprinkled with a little powdered sugar on top.