Mix the flour, lemon rind, salt and baking powder together. Add your oil in bits till the mixture resembles breadcrumbs. Make a hole in the middle of the mixture and add your sugar and milk.

Mix briefly, it should resemble thick pancake/ cake mix that can be scooped with a spoon.scoop out the mix and place it on an oiled and dusted baking tray. Then use the bottom of a glass dipped in water to flatten the flour scoops. Brush with egg wash.