350 g (12 oz) strawberries, redcurrants or raspberies
45 g (3 tbsp) sugar
30 ml (2 tbsp) kirsch or Grand Marnier
250 g (9 oz) plain flour
10 g (2 tsp) baking powder
2.5 g (1/2 tsp) salt
pinch nutmeg
50 g (2 oz) caster sugar
65 g (2 1/2 oz) unsalted butter, chilled and cubed
1 egg
150 ml (1/4 pt) double cream or 1/2 cream and 1/2 milk.
130 g (4 1/2 oz) unsalted butter, softened for spreading on cooked layers
250 ml (9 fl oz) double or whipping cream