100驳/3陆辞锄 blueberries, fresh or frozen
fresh blueberries
1 tbsp lemon juice
200g/7oz plain flour, sifted
1 tbsp plain flour
1 tbsp caster sugar
55g/2oz caster sugar
40驳/1陆辞锄 ground almonds
40驳/1陆辞锄 icing sugar, sifted
85g/3oz icing sugar
100驳/3陆辞锄 butter, chilled and cubed
1 free-range egg, beaten