Potato, Celeriac and Pumpkin Gratin - CERES Fair Food

Ingredients

• 3 garlic cloves, peeled and halved
• 1 tsp unsalted butter, room temperature
• 1 small brown onion peeled and quartered or 2 medium shallots, peeled and quartered
• 300ml heavy cream
• 1 tsp salt
• 1 tsp ground black pepper
• Handful (about 1 tbsp of actual leaves) of herbs such as thyme, rosemary, bay
• 110g cheese, optional – we used parmesan and some cheddar