Chocolate Drop Cookies
["1/2 c. butter or margarine, softened", "1 egg", "1/3 c. buttermilk", "1 3/4 c. flour, sifted", "1/2 tsp. salt", "2 oz. unsweetened chocolate, melted and cooled", "1 c. sugar", "1 tsp. vanilla", "1/2 tsp. soda", "1 c. chopped nuts"]
["Mix butter, sugar, eggs and chocolate thoroughly.", "Stir in buttermilk and vanilla.", "Mix together flour, soda and salt. Blend.", "Stir in nuts.", "Chill at least 1 hour.", "Heat oven to 400\u00b0. Drop rounded teaspoonful of dough 2 inches apart on ungreased baking sheet.", "Bake 8 to 10 minutes."]
["butter", "egg", "buttermilk", "flour", "salt", "unsweetened chocolate", "sugar", "vanilla", "soda", "nuts"]