Prepare yeast in warm milk, add lemon zest, sugar and flour. Also added salt, eggs and margarine. Messi soft dough. Leave in a warm and covered with a cloth until doubled in volume. Then form small balls (the egg) and arrange in a greased baking pan. Rise for a doubling of its size. With one of the three eggs are coated leavened bread and they threw prefabricated glaze coconut, vanilla, sugar and two eggs. Bake 25 minutes at 190 C. After removing loaves from the oven sprinkle with powdered sugar.