Portokalopita - Greek Orange Cake - Portokalopita is a popular and traditional Greek recipe for an Orange Filo Cake that is soaked in a Syrup (Siropiasto - A dessert that is soaked in Syrup). In this recipe, there is no Flour. The Flour is replaced with Filo pastry that is dried out it and the whole cake is then infused with a delicious sweet Orange Syrup.