Roasted Stuffed Vegan Cauliflower

Ingredients

• 1 large or 2 small cauliflowers (about 850g)
• 5 tbsp olive oil
• 4 tbsp breadcrumbs
• 250g kale chopped
• 1 tbsp milled linseed
• 1 onion chopped
• 2 garlic cloves, chopped
• ½ small pack sage leaves chopped
• ½ small pack rosemary leaves chopped
• 150g cooked chestnuts finely chopped plus 30g for the topping
• 2 lemons zested
• good grating nutmeg