Gary Poster, with essential assists from Galyn Norwood, Phiroon Phihakendr, Jose Quijada, Pavandeep Kalra. BEAT butter and sugars at medium speed with an electric mixer until light and fluffy. Add peanut butter and next 3 ingredients, beating well. Add to butter mixture, beating until blended. USE a cookie gun fitted with a flower-shaped disc to make cookies, following manufacturer's instructions.
Place cookies on lightly greased baking sheets.
Place a chocolate morsel in the center of each cookie. Remove to wire racks to cool. Chill 30 minutes. Freeze up to 1 month, if desired. Just click SIGN UP and enter your E-mail address.