“You can make this cake either square or round and I love having this for breakfast with a cup of tea or as a sweet treat in the afternoon with cup of coffee,” says Jackie Chahine of Profiterole Patisserie. You will need a 20 cm cake pan for this recipe.“You can make this cake either square or round and I love having this for breakfast with a cup of tea or as a sweet treat in the afternoon with cup of coffee,” says Jackie Chahine of Profiterole Patisserie. You will need a 20 cm cake pan for this recipe.