Give the classic Dutch treat a new and delicious twist when you make these HERSHEY'S COOKIES 'N' CREME Filled Whoopie Pies! Featuring HERSHEY'S Cocoa and chopped HERSHEY'S COOKIES 'N' CREME Bars, your guests will love this fun spin on the all-time favorite sandwich cookie.
Heat convection oven to 300°F (standard oven: 350°F). Lightly spray sheet pans with vegetable cooking spray. Place parchment paper on prepared sheet pans.
Prepare WHOOPIE PIES: Mix butter and granulated sugar in 20 qt. bowl of mixer fitted with paddle attachment until creamy. Add oil and vanilla, mixing until fully incorporated. Blend together flour, HERSHEY'S Cocoa, baking powder and baking soda in large bowl. Add alternately with milk to butter mixture, mixing until well blended. Using #40 scoop, drop batter 2-inches apart on prepared sheet pans.
Bake 10 to 12 minutes* or until wooden pick inserted in center comes out clean. Remove from sheet pans to wire rack. Cool completely.
Prepare COOKIES 'N' CREME FILLING: Mix butter and shortening in 20 qt. bowl of mixer fitted with paddle attachment until creamy. Add marshmallow creme, mixing until fully incorporated. Gradually add powdered sugar and vanilla, mixing until well blended. Stir in Chopped HERSHEY'S Cookies 'n' Creme Bars. Using #40 scoop, place filling on the flat side of one cookie. Place flat side of another cookie on top, pressing down slightly so that the filling spreads to the edge of cookie. Repeat for all cookies.
Step 3: If using convection oven, rotate pans one-half turn (180°) after 5 minutes of baking.