Chocolate Sugar Cookies
["3 sq. Baker's unsweetened chocolate", "1 c. (2 sticks) margarine or butter", "1 c. sugar", "1 egg", "1 tsp. vanilla", "2 c. plain flour", "1 tsp. baking soda", "1/4 tsp. salt", "additional sugar"]
["Microwave chocolate and margarine in large microwavable bowl on High for 2 minutes or until margarine is melted.", "Stir until chocolate is completely melted.", "Stir 1 cup sugar into melted chocolate mixture until well blended.", "Stir in egg and vanilla until completely mixed.", "Mix in flour, baking soda and salt. Refrigerate 30 minutes."]
["chocolate", "margarine", "sugar", "egg", "vanilla", "flour", "baking soda", "salt", "additional sugar"]