Cocoa Drop Cookies
["1/2 c. shortening", "1 c. sugar", "1 egg", "3/4 c. buttermilk", "1 tsp. vanilla", "1 3/4 c. flour", "1/2 tsp. baking soda", "1/2 tsp. salt", "1/2 c. cocoa"]
["Preheat oven to 400\u00b0.", "Mix thoroughly the shortening, sugar and egg.", "Stir in buttermilk and vanilla.", "Sift together and stir in flour, soda, cocoa and salt.", "Chill at least 1 hour."]
["shortening", "sugar", "egg", "buttermilk", "vanilla", "flour", "baking soda", "salt", "cocoa"]