Celeriac boulangère | Tesco Real Food

Ingredients

• 2 tbsp olive oil
• 3 onions, sliced
• 5 sprigs of thyme, leaves picked
• 2 carrots, roughly chopped
• 1 fennel, roughly chopped
• 1 stick celery, roughly chopped
• 1 onion, quartered
• 1 bay leaf
• small bunch parsley, stalks only
• 6 peppercorns
• 2 garlic cloves, roughly chopped
• 750g mushrooms (wild, chestnut, portobello), sliced
• 1 celeriac, approximately 1kg
• 1 garlic clove
• 80g cooked chestnuts, roughly chopped