Mocha Walnut Cookies
["1 (12 oz.) bag chocolate chips", "2 Tbsp. instant coffee", "2 tsp. boiling water", "1 1/4 c. all-purpose flour", "1 egg", "1/2 tsp. salt", "3/4 tsp. baking soda", "1/2 c. margarine, softened", "1/2 c. sugar", "1/2 c. brown sugar", "1/2 c. chopped walnuts (optional)"]
["Microwave 6 ounces chocolate chips.", "Dissolve coffee in water. Cream together sugars, butter and dissolved coffee.", "Add egg and melted chocolate chips.", "Gradually add flour, soda and salt; mix well.", "Stir in chocolate chips (and nuts, if desired).", "Drop by teaspoonfuls onto ungreased cookie sheet.", "Bake at 375\u00b0 for 8 to 10 minutes."]
["chocolate chips", "instant coffee", "boiling water", "flour", "egg", "salt", "baking soda", "margarine", "sugar", "brown sugar", "walnuts"]