Henry's Coffee, Cardamom & Hazelnut Bars recipe - The Great British Bake Off

Ingredients

• 450g 70% dark chocolate, broken into pieces
• 135g salted butter
• 35g caster sugar
• 15g light muscovado sugar
• 175g plain flour, sifted
• 50g rice flour
• 75g hazelnuts, roasted and chopped
• 1 egg yolk
• ½ tsp vanilla paste
• 3 platinum-grade gelatine leaves
• 2 egg yolks
• 75g golden caster sugar
• 100ml double cream
• 2 egg whites
• 2 tbsp instant coffee granules
• 50ml boiling water
• 1 tbsp coffee-flavoured rum liqueur or Irish cream liqueur
• generous pinch of ground cardamom
• 50g caster sugar
• 12 whole hazelnuts
• 35g hazelnuts, roasted and chopped
• 150g milk chocolate
• 50ml double cream
• 5g unsalted butter
• pinch of ground cardamom
• 50g milk chocolate, chopped
• 12 coffee beans
• 1 sheet of gold leaf