"Ben-Israel, the only visiting master pastry instructor at the French Culinary Institute in New York City and the owner of Ron Ben-Israel Cakes, says, "Our philosophy is that our cakes must taste as good as they look." This one measures up, with four vanilla cake layers alternating with fillings of pistachio and apricot buttercreams, in springlike shades of pale green and peach. This cake is one of 10 sweet creations in celebration of O, The Oprah Magazine's 10th birthday. Use this recipe to make an at-home version to enjoy...."