5 unwaxed lemons 6 eggs 250g golden caster sugar 200ml double cream icing sugar, for dusting and decorating 375g block dessert pastry 4 tbsp icing sugar 300g strawberries, hulled, halved or quartered 350g raspberries 150g blueberries 1 tsp sherry vinegar handful mint, leaves, finely shredded Want to see what this recipe costs at different supermarkets?