America's Test Kitchen From Cook's Illustrated: All-Time Cookie Favorites

In addition to the popular segments viewers love and trust — such as foolproof recipes, equipment reviews and taste-tests — the 10th season also features new segments and fresh faces. Host Christopher Kimball is joined in the kitchen by cooks Bridget Lancaster, Julia Collin Davison, Rebecca Hays, J. Kenji Alt and newcomer Yvonne Ruperti.

This season, the "America's Test Kitchen" team prepares 50 all-new recipes, including triple chocolate mousse cake, blueberry muffins, baked ziti, grilled salmon, slow-braised short ribs, French fries, pumpkin pie, chocolate chip cookies, hearty Italian meat sauce, old-fashioned burgers and more.

In this episode, test cook Bridget Lancaster reveals the secrets to super chewy chocolate cookies. Then, gadget guru Lisa McManus reveals the test kitchen's choice for portion scoops. Test cook Julia Collin Davison show host Christopher Kimball how to make thin and crispy oatmeal cookies, and tasting expert Jack Bishop challenges Kimball to a tasting of oats. Watch this episode online.