Chocolate Chiffon Loaf Cake

Billing it as “The Cake Discovery of the Century,” General Mills introduced its Golden Chiffon Cake, made with vegetable oil instead of butter or solid shortening, in 1948. If you were around in the ’40s, you may remember chiffon cakes sweeping the country, thanks to unflagging promotion. “Light as angel food,” ads promised, “rich as butter cake and easy to make.”

This chocolate loaf version of chiffon cake is made with cocoa; it’s low in fat and cholesterol. It also keeps well, tig