Pre-heat oven to 350'F / 177'C Grease and dust mini donut pan with MAYA All-Purpose Flour, then remove the excess flour. Set aside.
In a bowl, mix water, ube powder, and ube flavor to create a soft ube paste. Set aside.
In another bowl, beat together softened butter and eggs.
Add in the ube paste and butter cake mix, then lightly mix until well blended.
Pour mixture into prepared pan and bake for 9 to 10 minutes. Let it cool and then remove the donuts from the pan.
Using a double boiler, melt chocolate together with milk and melted butter.
Once the chocolate is melted, dip half of the donut cake into it. Then add the candy sprinkles on top of the chocolate coated side of the donut cakes .
Let it rest on a tray and place it in the refrigerator until the chocolate hardens. Thaw and serve.