Chocolate blackout cake recipe // RECIPE #1🎂🎂🎂🍰🍰🍰

For the custard:

175g (6oz) granulated sugar4½ tablespoon cornflour450ml (16fl oz) single cream270ml (9¾ fl oz) fat milk150g (5½oz) dark chocolate (100 % cocoa), finely chopped 2 tablespoon vanilla extract two tablespoon rum (optional)

For the cake :

200g (7oz) cocoa powder225g (8oz)
butter at room temperature 500g
(1lb 2oz) granulated sugar4 large eggs1½ tablespoon vanilla extract350g (12oz) plain flour
Two tsp bicarbonate of soda½
tablespoon baking-powder