In a medium size mixing bowl, whisk eggs, syrup, brandy, milk and zest together. Heat oil or butter in frying pan over medium heat. Dip slices individually in egg mixture and fry on both sides till golden brown. Drain in paper towel. Spread apricot jam on fried slices and cover with another slice. Repeat with all slices and remainder of jam. Keep warm. Neatly remove crusts with a sharp knife. Cut each toastie in 2 or 4 triangles or cut in circles with a cookie cutter. Arrange on a platter. Dust with icing sugar and sprinkle with zest. Serve immediately.