From Allrecipes.comIngredients 1 cup butter, softened 1 1/2 cups white sugar 2 eggs 2 teaspoons vanilla extract 2 cups all-purpose flour 2/3 cup cocoa powder 3/4 teaspoon baking soda 1/4 teaspoon salt 2 cups semisweet chocolate chips 1/2 cup chopped walnuts (optional) Directions Preheat oven to 350 degrees F (175 degrees C). In large bowl, beat butter, sugar, eggs, and vanilla until light and fluffy. Combine the flour, cocoa, baking soda, and salt; stir into the butter mixture until well blended. Mix in the chocolate chips and walnuts. Drop by rounded teaspoonfuls onto ungreased cookie sheets. Bake for 8 to 10 minutes in the preheated oven, or just until set. Cool slightly on the cookie sheets before transferring to wire racks to cool completely.

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