SMASH COOKIES RECIPES

Steps:

• In large bowl, whisk together flour, baking soda, and salt. In second large bowl, using electric mixer on medium speed, beat together butter and sugars until combined. Add egg yolks and vanilla and mix until just combined. Reduce mixer speed to low and add flour mixture until just combined. Fold in chocolate chips.
  In large bowl, whisk together flour, cocoa powder, baking soda, and salt. In second large bowl, using electric mixer on medium speed, beat together butter and sugars until combined. Add egg yolks and vanilla and mix until just combined. Reduce mixer speed to low and add flour mixture until just combined. Fold in chocolate chips.
  Working 1 at a time, take 2 tablespoons each Chocolate Chip Cookie Dough and Double Chocolate Cookie Dough and press together to stick, then transfer to parchment-lined baking sheets, spacing mounds 2 inches apart. Freeze 30 minutes. Heat oven to 350°F. Bake cookies, rotating positions of pans on racks halfway through, until golden brown around edges, 15 to 20 minutes total. Let cool 5 minutes on pans, then slide parchment (and cookies) onto wire rack and let cool at least 5 minutes more before serving.

Steps:

• Preheat oven to 375°. In a large bowl, beat the butter, oil and sugars. Beat in eggs until well blended. Beat in vanilla. Combine the flour, baking soda and cream of tartar; gradually add to creamed mixture., Drop by small teaspoonfuls onto ungreased baking sheets. Bake until lightly browned, 8-10 minutes. Remove to wire racks to cool.