Crispy Mars Bar Fridge Cake


Preparation info

  • Serves


    • Difficulty


Appears in

The Birthday Cake Book

The Birthday Cake Book

By Fiona Cairns

Published 2011

  • About

These friendly robots will delight any young child, both to help create and as a birthday party centrepiece. Make several batches and assemble an army!


For the Robots

  • 100 g unsalted butter, diced, plus more for the tin
  • 200 g crispy puffed rice cereal


Butter a 23 cm square loose-bottomed cake tin, and line the base with baking parchment. Tip the rice cereal into a large mixing bowl.

Melt the Mars Bars, chocolate, butter and syrup in a bowl over gently simmering water, making sure the bowl does not touch the water and stirring from time t