Cook's Country from America's Test Kitchen: Season 10, Episode 12

10 - 12: When Only Chocolate Will Do

Julia Collin Davison shows host Bridget Lancaster how to make a show-stopping Mississippi Mud Pie. Then, equipment expert Adam Ried reveals his pick for the best miniature food processor on the market. And Finally, Bridget reveals the secrets to making Whoopie Pies right at home.