½cupDutch process cocoa or a mix of Dutch process and black
¾teaspoonbaking soda
½teaspoonbaking powder
¼teaspoonsalt or ½ teaspoon if using unsalted butter
1cupsemisweet or dark chocolate chips
½cupchopped walnutsoptional
Instructions
Heat oven to 375 degrees F.
In the bowl of a stand mixer, beat butter, granulated sugar, brown sugar and vanilla on medium speed for about 2 minutes or until creamy. Add eggs; beat well.
Stir together flour, cocoa, baking soda, baking powder and salt; gradually add to butter mixture, beating on low speed and scraping side of the bowl often just until blended.
Stir in chocolate chips and nuts. Drop by heaping teaspoonfuls onto ungreased cookie sheet. For larger cookies, use a medium size scoop.
Bake 7 minutes for very small cookies or 10-12 minutes for larger cookies. Let cool 1 minute; remove from cookie sheet to wire rack. Cool completely.