Buttermilk Biscuits
["2 c. plain flour, sifted", "2 tsp. baking powder", "1/2 tsp. soda", "1/2 tsp. salt", "4 Tbsp. shortening", "3/4 c. milk (buttermilk)"]
["Sift flour, measure, add salt, baking powder and sift again. Cut in shortening, gradually add milk and make in soft dough. Bake about 15 or 20 minutes at 450\u00b0."]
["flour", "baking powder", "soda", "salt", "shortening", "milk"]