Stir in the prunes and any soaking juices. Pour the chocolate and prune mixture into the tart case. Bake for 20–25 minutes, or until almost set, with a bit of wobble still in the centre.

Equipment and preparation: For this recipe you will need 4 mini tart tins, 10cm/4in in diameter and a food processor. Each tart provides 553 kcal, 10g protein, 30g carbohydrate (of which 29g ...