1/2cup (1 stick) chilled unsalted butter, cut into 1/2-inch cubes
1/2cup buttermilk
1/4 cup real maple syrup
1/2 cup pecans, toasted, chopped (optional)
Instructions
Preheat oven to 425°F. Line baking sheet with parchment paper. Microwave sweet potato until tender, about 6 minutes per side or until soft/done. Halve, and scoop out 1 cup flesh. Cool.
Blend flour, cornmeal, baking powder, and salt in processor. Add butter; pulse to a coarse meal. Add potato, buttermilk, and syrup; process to blend. Add nuts; pulse to blend.
Turn dough out onto a floured surface, and pat or roll into 8 1/2-inch square. Using a biscuit cutter or glass, cut out 8 large or 16 small biscuits. Transfer to a parchment-lined baking sheet. Bake 18 to 22 minutes or until golden brown.