Nigella Lawson served up a delicious layered chocolate and peanut butter cake on Nigella’s Cook, Eat, Repeat.

The ingredients are: 200g unsalted butter, plus more for greasing, 250ml hot water from a just-boiled kettle, 50g cocoa, 100g soft, dark-brown sugar, 125g caster sugar, 2 tsp vanilla extract, 225g plain flour, 1 tsp baking powder, ½ tsp bicarbonate of soda and 2 large eggs, at room temperature.

For the icing (double the quantities below if making a four-tier cake): 300g icing sugar, 150g soft, unsalted butter, 200g smooth peanut butter, 1 tsp vanilla extract, ¼ tsp fine sea salt and 4 x 15ml tbsp (60ml) double cream.

To decorate: 4 x 15ml tbsp (30g) chopped, dry-roasted peanuts.

See recipes by Nigella in her book titled : Cook, Eat, Repeat: Ingredients, recipes and stories. available from Amazon now.