Heat oven to 500°. In a bowl, combine flour, baking powder, and salt. With your hands, cut lard into the flour mixture by rubbing the lard and flour between your fingers until it resembles coarse meal. Pour in buttermilk, and gently mix until just combined. Put dough on floured surface, kneading it until no longer sticky.With your hands, gently pat the mixture into ½â€ high square. Cut biscuits out with large round cookie cutter. Place in the center of a cookie sheet butting the biscuits up to each other.Bake until golden brown, 8 to 10 minutes. Allow to cool to the touch, and serve immediately.