Kate's Blueberry Buns recipe - The Great British Bake Off

Ingredients

• 300ml whole milk
• 50g unsalted butter, softened and diced
• 500g strong white bread flour
• 1 tsp salt
• 75g golden caster sugar
• 7g fast-action dried yeast
• 1½ tsp ground cardamom
• 2 tsp ground cinnamon
• 1 egg, beaten
• 150g dried blueberries
• 100ml hot water
• 2 tbsp clear honey
• 1 tbsp boiling water
• 250g blueberries
• 50g caster sugar
• 50g unsalted butter, softened
• 1 tsp ground cinnamon
• 1–2 tsp icing sugar, to taste