Preheat oven to 450°. In a large bowl, whisk flour, baking powder and salt. Cut in butter until mixture resembles coarse crumbs. Add milk; stir just until moistened., Turn onto a lightly floured surface; knead gently 8-10 times. Pat dough to 1/2-in. thickness. Cut with a 2-1/2-in. biscuit cutter., Place 1 in. apart on an ungreased baking sheet. Bake until golden brown, 10-15 minutes. Serve warm.