Nashville Hot Chicken Cobbler

Ingredients

• 438g plain flour
• 2 1/2 tsp baking powder
• 2 tsp salt
• 2 tsp sugar
• 1/4 tsp bicarbonate of soda
• 226g butter, cold
• 250g buttermilk
• 8 chicken breast
• 2 tbsp unsalted butter
• 2 brown onion, diced
• 1 carrot, diced
• 2 celery stalks, diced
• 5 garlic cloves, minced
• 4 tbsp cayenne
• 1 tbsp sweet paprika
• 1/2 tbsp smoked paprika
• 1 tbsp brown sugar
• 2 tbsp plain flour
• 500g chicken stock