Nigella Lawson served up a delicious Italian tiramisu dessert made with espresso liqueur on Saturday Kitchen.

The ingredients are: 100 ml espresso coffee (or strong instant coffee), 2 tablespoons coffee liqueur, 4 savoiardi biscuits, 2 large egg whites, 250 grams mascarpone cheese, 2 tablespoons honey, 2 tablespoons marsala and approx. 1 teaspoon good-quality cocoa powder.