Penny Karas, owner of Hello Cupcake in Washington, D.C., measures a finished batch of brownies. The recipe states the brownies should not be cut larger than 3 1/2 inches by 2 1/2 inches by 5/8 inch. May-Ying Lam/NPR hide caption

itoggle caption May-Ying Lam/NPR

Skaters from the Tough Cookies (in blue) and the Varsity Brawlers (in purple) are seen during an L.A. Derby Dolls match last month. The teams' athletes include Agnus Die and Vik Timizer of the Varsity Brawlers and Aggro Vader and Iron Maiven of the Tough Cookies. Mark Ralston/AFP/Getty Images hide caption

itoggle caption Mark Ralston/AFP/Getty Images