Buttery chilli prawns

INGREDIENTS

• 25g butter
• 2 tbsp olive oil
• 3 garlic cloves , finely chopped
• 1 red chilli , seeds left in and finely chopped
• ½ tsp sweet paprika
• 12-20 large raw king prawns with shells
• juice 1 lemon , plus a few slices for a finger bowl
• ½ x small bunch parsley , roughly chopped
• small loaf crusty bread , warmed to serve