Cream butter and shortening with sugar. Add persimmon pulp and extracts.
In a separate bowl, sift flour with baking soda. Alternately mix wet ingredients with dry.
Pour the batter into a buttered bundt pan or mini bundt pans.
Bake in a cold oven (don’t preheat!) at 350ºF for 1 hour. Cake is done when toothpick inserted in the center comes out clean.
Cool cake completely and top with persimmon pulp before serving.