1 cup hot mashed sweet potato
1 egg
2 cups flour, unbleached
1/3 cup sugar (optional)
5 Tbsp margarine
1/4 tsp salt
1/2 tsp baking soda
3 tsp baking powder
~2 Tbsp milk
Preheat oven to 350 degrees. Combine all ingredients in a food processor using just enough milk to make soft dough. On a floured surface, knead lighlty, roll out to half-inch thick, and cut biscuits. Place on an ungreased baking sheet and bake for 15 minutes.