Rainbow Cake 🍰 🌈 This multi-coloured marvel of moist sponge layers and lightly whipped white frosting is unbelievably good and has no preservatives 🙌🏼 thanks @hummingbbakery #cakeporn #cake #food #foodie #foodporn #foodlover #foodphotography #rainbow #london #hummingbirdbakery #treatday #everydaytreatday #naughtybutnice #mustcheats #mustcheatsrecommendation