Easter cookies

For the cookies

500g plain flour

1 tsp baking powder

200g butter

200g caster sugar

1 egg, lightly beaten

2 tbsp lemon juice

1 tsp vanilla extract

For the icing

1 fresh egg white,

lightly beaten

150g of icing sugar

a few drops of lemon juice to thin the icing to piping consistency

some food colouring of your choice - I use natural colours

sturdy plastic sandwich or freezer bags

elastic bands