Buttermilk Pie Crust

1 Cup Rice Flour 1/2 Cup Tapicoa Flour 1/2 Cup Cornstarch 1 teaspoon salt 1/2 t xanthan gum 2/3 C butter flavored shortening (or the plain ole kind) 3 Tablespoons cold butter 1/3 Cup buttermilk Whisk dry’s together. With large mixer or pastry cutter cut shortening and butter in, till dough looks like small peas….