The cook disappeared. Almost at once she was back again staggering under the weight of an enormous round chocolate cake on a china platter. The cake was fully eighteen inches in diameter and it was covered with dark-brown chocolate icing.
-Matilda, Roald Dahl
Print clock clock icon cutlery cutlery icon flag flag icon folder folder icon instagram instagram icon pinterest pinterest icon facebook facebook icon print print icon squares squares icon heart heart icon heart solid heart solid icon Chocolate Mayonnaise Cake Icing Chocolate Mayonnaise Cake Preheat your oven to 350°F or 175°C. In a mixer, combine the mayonnaise, white sugar and brown sugar. In a glass bowl, stir together the boiling water and cocoa powder. In another glass bowl, melt on low in the microwave, the chocolate melts. Stir in with the cocoa mixture. To the mixer, alternate adding the flour mixture and the chocolate mixture. Then add in the eggs and vanilla essence. Butter/grease your cake pan. Pour half the batter into the cake pan and bake for 20-30 minutes, until a skewer comes out clean from the centre. Pop out of the cake pan, grease the pan again, and pour in the rest of the batter. Bake for 20-30 minutes, until a skewer comes out clean from the centre. Set aside to cool. Slice both cakes across in half. Icing In a clean mixer bowl, beat the butter until smooth. Pour in the icing sugar and mix. Place the chocolate melts in a glass bowl and melt on low in the microwave. In another small bowl, pour in the cocoa powder, instant coffee and boiling water. Stir. Pour both the cocoa powder mix and the melted chocolate into the mixer. Mix until completely combined. Spread a cm of icing across the tops of each layer of cake and place in fridge to firm. Stack the cake layers on top of each other. Cover with the rest of the icing. Smooth and serve.
Recipe adapted from http://www.bonappetit.com/recipe/chocolate-mayonnaise-cake