For the cake: • 225 g unsalted butter, cut into cubes, plus extra for greasing (16 tosp / 1 cup) • 225 g good-quality 70% dark chocolate, roughly chopped (8 oz / 1 cup) • 75 g cocoa powder ( ¾ cup) • Pinch of salt • 7 large eggs • 265 g caster sugar (1 ⅓ cup / 9.3 oz) To serve: • Double cream, ice cream or custard ‼️Full recipe instructions down below the link