Reese's Chocolate Peanut Butter Mousse Cake. With natural and artificial flavor. Hershey's chocolate cake, filled with decadent Reese's peanut butter mousse, topped with indulgent Hershey's chocolate fudge icing and finished with Reese's peanut butter chips. 22.7 oz (1 lb 6.7 oz) 645.4g. The Reese's trademark and trade dress and the orange background color are used under license. Questions or comments Please call 1-800-241-8526 or visit us at www.csmbakerysolutions.com.