This decadent pudding is perfect for a simple but indulgent dessert for the festive season, featuring a silky chocolate sauce underneath the cake created by pouring hot water over a layer of chocolate and sugar.
1: Preheat the oven to 160°C fan / 350°F and grease a 26cm x 20cm (10” x 8”) deep cake tin or dish with butter.
2: Combine the ground flaxseed with 2 tablespoons of water in a small bowl and leave to one side to make a flax egg.
3: In a large mixing bowl, add the flour, baking powder, sugar, and cocoa powder, and mix well to remove any clumps.
4: Add the melted butter, milk, vanilla extract, and flax egg to the bowl and stir gently until the batter is smooth.
5: Fold in the chopped dark chocolate gently.
6: Pour the cake batter into the greased tin and smooth the top.
7: In a small bowl, combine the remaining sugar and cocoa powder, then sprinkle it over the top of the cake batter.
8: Carefully pour 300ml of hot water over the top of the pudding using the back of a spoon.
9: Place the tin in the oven and bake for 25-35 minutes until a toothpick comes out clean.
10: Let it sit for 3-5 minutes, then dust with cocoa powder and serve with ice cream.