Super-fudgy Vegan Chocolate Cake with Avocado Frosting

Raspberries, fresh

Non-dairy milk

Agave nectar

Raspberry jam, seedless

All purpose flour, plain

Bicarbonate of soda

Chocolate curls to decorate

Cocoa powder, unsweetened

Icing sugar to dust

Or caster sugar, light brown

Vanilla

Coconut oil

White wine vinegar

Little vegetable shortening and flour to grease cake tins

Flesh of two medium ripe avocados