Spiced beetroot & orange chutney

INGREDIENTS

• 1½kg raw beetroot , trimmed, peeled and diced (wear gloves!)
• 3 onions , chopped
• 3 eating apples , peeled and grated
• zest and juice 3 oranges
• 2 tbsp white or yellow mustard seeds
• 1 tbsp coriander seeds
• 1 tbsp ground cloves
• 1 tbsp ground cinnamon
• 700ml red wine vinegar
• 700g golden granulated sugar