Sweet Cévennes onion stuffed with Dublin bay prawn tartare and caramelised tomato, cold onion and basil soup

Ingredients

• 4 sweet Cévennes onions
• 500 ml poultry stock
• 5 cl olive oil
• 4 tomatoes
• 10 cl Nyons olive oil
• Aromatic herbs
• 12 Dublin bay prawns
• 16 borage flowers
• Sanshō pepper
• Lemon vinegar
• Basil shoots
• Salt, pepper

Method

Caramelised onion

• Peel the onions and place them in a saucepan. Cover with the poultry stock, add the butter, then cover with baking paper and cook for 1 hour on a low heat.
• Remove the onions, carefully remove the middles. Mix the onion flesh with the cooking juices to make the soup and leave to cool.

Crystallised tomatoes

• Blanch, peel and cut the tomatoes into quarters, remove the centre of the tomatoes until you have 16 tomato petals and crystallise them with the chopped aromatic herbs in olive oil for 30 minutes at 120 C, then leave to cool.
• Dice the tomatoes into small cubes and put the oil to one side.

Dublin bay tartare

• Put 4 prawns to one side and dice the rest into small cubes. Season with salt and Sanshō, add the lemon vinegar and leave to stand for 2 to 3 minutes. Add half of the diced tomatoes, the olive oil used for the frying and the basil.
• Stuff the onions with the tartare, add the remaining chopped tomatoes to the lemon vinegar and Sanshō pepper soup.
• Quickly fry the remaining prawns and decorate.

Bon appétit !