125g unsalted butter / margarine

125g golden caster sugar

3 large eggs

50g ground almonds

100g self-raising flour

2 Gala, Russet or Pink Lady apples, peeled, cored and cut into 12 segments

100g blackberries

For the topping

1 large pinch cinnamon

2 tbsp demerara sugar

25g butter/ margarine, chopped

25g toasted hazelnuts, roughly chopped

Icing sugar for dusting