Mix butter into flour & sugar till it clings together. Press into pan. Use a fork poke several times on it. Bake in the oven with 180 degree C for 20 mins till lightly brown.
White sugar 150g
Lemon juice 40ml
Baking soda 1/4 tsp
1/4 lemon zest
Beat together eggs with sugar and lemon juice. Add in flour, baking powder and lemon zest. Mix well. Then pour filling over cooled crust.
Bake for 25mins with 180 degree C.
After it is done and cooled, sprinkle icing sugar.