What is for dinner tonight? | Prawn & fennel bisque

Ingredients

• 450g raw tiger prawn in their shells
• 4 tbsp olive oil
• 1 large onion , chopped
• 1 large fennel bulb , chopped, fronds reserved
• 2 carrots , chopped
• 150ml dry white wine
• 1 tbsp brandy
• 400g can chopped tomato
• 1l fish stock
• 2 generous pinches paprika
• 150ml pot double cream
• 8 tiger prawns , shelled, but tail tips left on (optional)
• fennel fronds (optional)