Amorgos is one of the Greek islands I’ve recently visited, as well as one of my favorites. Hora, the capital of the island, welcomed me with a palette of colors: blushing bougainvillaeas climbing the walls of white-washed houses and blue-domed churches and chapels, with their doors and window shutters painted blue, red or green, matching the chairs and tables scattered around the cobblestone alleys. Lost in the snarl of these very alleys, I came across Kallisto, an inviting little café-patisserie. I had a slice of portokalopita (orange pie), which was indulgently served with vanilla ice-cream.     Returning home, I set to re-create Kallisto’s portokalopita. A quick Google search brought me…