MAKES 16-20 pieces PREP 20 mins plus 3 hrs chilling COOK 8 mins EASY 50g butter, plus extra for the tin400g blonde white chocolate (or use500g regular white chocolate),broken into pieces100g white cho

SERVES 8-10 PREP 20 mins plus cooling and 1 hr macerating COOK 45 mins EASY 200g butter, softened, plus extrafor the tin200g golden caster sugar4 eggs200g self-raising flour1 tsp baking powder2 tbsp m

■ Serves 10 ■ Prep 30 mins plus setting and overnight chilling ■ Cook 15 mins 4 tbsp custard powder2 tbsp caster sugar500ml double cream2 raspberry swiss rolls, cut into2cm-thick slices200g fresh or f

Try one of these delicious Mary Berry recipes

IN LIEU OF A TRADITIONAL DESSERT, TRY ONE OF HELEN’S FESTIVE ALTERNATIVES

Celebrate Mary Berry’s 90th with the baking queen’s classic puds