Preheat oven to 350 degrees.
Mix flour, baking powder, and baking soda in a bowl.
In a blender, blend 3 cups of dates, cherries, prunes, banana and applesauce together.
In a large bowl, mix beets, carrots, zucchini, water, blended mixture, walnuts, coconut, currants, sliced dates, cocoa powder and vanilla.
Add the flour mixture. Mix well and spread in a nonstick 9 x 13 cake pan.
Bake for about 1 hour or until a toothpick comes out clean.