100g salted lactose free butter, softened, plus a little extra for greasing
50g golden caster sugar, plus extra for dusting
zest 1 large lemon
8 pieces of crystallised ginger, finely chopped
175g gluten free plain flour
Heat oven to 150C/130C fan/gas 2 and grease a 22cm loose-bottomed fluted tart tin.
Put the lactose free butter in a bowl and beat with a wooden spoon until soft.
Beat in the sugar, then stir in the egg, lemon zest and ginger.
Stir in the gluten free flour and work with your hands to form a soft dough.
Tip into the tin and press into an even, flat layer with your fingers.
Prick all over with a fork and bake in the oven for 40 mins until pale gold.
Cut into wedges then leave to cool completely in the tin.
Remove from the tin and dust with caster sugar to serve.
Recipe adapted from: Good Food