Neeps & tatties soup - Good Food Middle East

Ingredients

• 25g butter
• ¼ tsp ground coriander
• 1 onion, chopped
• ½ medium-sized swede (about 200g), peeled and chopped into small pieces
• 1 carrot, sliced
• 1 celery stick, sliced into small pieces
• 140g potatoes, chopped into small pieces
• good grating of nutmeg
• 400ml milk
• 140g cooked haggis or black pudding, chopped or crumbled into pieces
• 2 tbsp double cream
• a few celery leaves, torn