Nielsen-Massey vanilla Baking Week recipe -

Ingredients

• 150g unsalted butter, at room temperature
• 150g light muscovado sugar
• 40g cocoa, sifted
• 150g self raising flour
• 1 tsp baking powder
• ½ tsp bicarbonate of soda
• 2 medium free range eggs
• 1 tsp Nielsen-Massey Vanilla Extract
• 142ml soured cream
• 2 tbsp golden syrup
• 200g white chocolate
• 280g unsalted butter
• 280g icing sugar
• 100g white chocolate
• 100g dark chocolate
• 2 x 18cm sandwich tins
• 225g Self raising flour
• Small pinch of fine salt
• ½ tsp baking powder
• 50g caster sugar, plus 1 tsp for sprinkling
• 75g unsalted butter, cubed at room temperature
• 75g fresh blueberries
• 2 tbsp soured cream
• 1 large free-range egg