Combine the flour, sugars, cocoa,baking powder, baking soda,lecithin, and salt. Stir to mix well.
In the bowl of a food processor, place prunes and 6 Tbsp water. Process on high til mixture is smooth. Place prune mixture in a bowl with coffee and vanilla extract. Stir to mix well. Add flour mixture to prune mixture, stir to mix well.
Line muffin cups and fill 3/4 full. Bake at 350°F for 15-20 minutes, being careful not to overbake(They should spring back when lightly touched). Immediately after removing from the oven, place 8 chocolate chips on top of each muffin. Allow to sit until soft and then spread the softened chips with a spatula.