In a small bowl, combine the flour, baking powder, salt and nutmeg. In another bowl, combine the eggs, ricotta cheese, milk, oil, lemon juice and peel. Stir into the dry ingredients just until combined.
Pour batter by 1/4 cupful onto a hot griddle; turn when bubbles form on top. Cook until the second side is golden brown. Sprinkle with confectioners' sugar; serve with syrup.