Nigella Lawson served up forgotten cookies on Nigella: At My Table.

The ingredients are: 2 large free-range egg whites, at room temperature, pinch fine sea salt, 100g caster sugar, 1 tsp cornflour, 1 tsp cider vinegar or white wine vinegar, ¼ tsp ground cardamom, 75g mini dark chocolate chips and 75g pistachios, finely chopped.

See the recipe in Nigella’s new book titled: At My Table: A Celebration of Home Cooking, available from Amazon now.