"Recipe for crispy fried batter using 100g plain flour, 30g cornstarch, 1/2 tsp baking powder, 1 large cold egg, 200ml ice-cold sparkling water, neutral oil for frying, extra starch for dredging, and 2-3 ice cubes. Include chilling the dry mix and bowl for 30 minutes before use, using carbonated water for airy bubbles, and frying at 170-180°C (340-355°F)."