Lemon Cake Mini Doughnuts

1. Preheat oven to 160°C (320ºF) and grease mini dougnut pan.
2. In a large bowl mix together flour, salt, sugar and lemon zest.
3. In a separate bowl, beat milk, eggs, butter and vanilla extract. Pour into dry ingredients and mix until combined.
4. Pour batter in a piping bag and fill each doughnut hole ¾ full. Alternatively, just carefully spoon mixture in holes.
5. Bake for approximately 10 minutes or until light golden.
6. Leave to cool in the pan for a few minutes and then transfer to a cooling rack.
7. To prepare glaze, sift icing sugar into a bowl and stir in lemon juice and a few drops of food colouring. Mix until smooth and glossy.
8. Dip completely cooled doughnuts into glaze and transfer back to rack to let icing set. You can keep adding a few drops of food colouring as you go if you want you want doughnuts to be in different shades.