Devil’s Food Sheet Cake with Sea Foam Frosting

Many of my booklets feature devil’s food cake with sea foam frosting. Popularity aside, I’d have jumped at the chance to make anything topped with sea foam frosting, as the name alone is so enticing. I took the Rich Devil’s Food Cake recipe from 11 Famous Recipes—Hershey’s Cocoa (1959) and turned it into a one-bowl chocolate cake—my favorite and super-easy to make. I used oil instead of shortening for moistness and added espresso powder to amp up the