Visit the Westfield Mall in the heart of San Francisco on Market Street to sample and purchase YAWP! Bars at the Mission Heirloom pop up store. Mission Heirloom will be at the Westfield Mall starting August 15th thru the end of December. YAWP! Bars are crunchy nut bars that are vegan, paleo, grain-free, and contain no added sugar or anything artificial. We use organic ingredients. We offer three flavors: Naked, Cafe Mocha, and Coconut Chai. YAWP! Bars are a healthy snack to help get you through your day! See you at Westfield Mall!