Rainbow Sandwich

Sponge (Egg, Sugar, Corn Flour (Contains Wheat), Wheat Flour, Canola Oil, Water, Cream of Tartar (Raising Agent (450), Tapioca, Maltodextrin, Acidity Regulator (336)), Colours (120, 330, 525, 422, 414, Palm Oil, 161b, 307, 300, 500, 160b, 525, 1520, 433, 141, 100), Vanilla Essence), Butter Cream (Butter (Milk), Buttery Spread (Animal fats, Water, Emulsifiers (471, Soybean lecithin, 435), Flavour, Colour (160a(i)) and Food acid (270)), Sugar, Egg Albumen, Water, Glucose).