How To Prepare Double chocolate chip cookies

Ingredients for cookie

1/2 cup unsalted butter

1/2 cup granulated sugar

1/2 cup brown sugar

1 large egg

1 teaspoon pure vanilla extract

1 1/2 cup all-purpose flour

1/4 cup unsweetened cocoa powder

1/2 teaspoon baking soda

1/2 teaspoon baking powder

1/2 teaspoon salt

1/2 cup milk-chocolate chips

1/2 cup semi-sweet chocolate chips

 How To Make Chocolate Cookie

Heat oven to 350 degrees . Cream the butter and sugars in a large bowl with an electric mixer or hand mixer in a high speed and add the egg and vanilla . Now add flour,cocoa, baking powder,baking soda and salt . On low speed add dry mixture to the butter mixture beat until fully mixed. Fold in the chocolate chips. Form the dough into approximately 1 1/2 inch balls. place on foil-lined baking sheet  of 2 inches apart. Bake until the centers are just set about 12 minutes. Let cool on sheets for 5 minutes then transfer to serving plate.