Spiced Lamb Tagine (slow cooker)

Serves 6-8
Cooking time - 8 1/2 - 10 1/2 hours

1tbsp olive oil
1lb minced lamb
1 large onion, chopped
2-3 garlic cloves, chopped
1 1/2 inch piece of root ginger, peeled and finely chopped
1tsp turmeric
1tsp ground cinnamon
1/2tsp ground allspice
2tbsp plain flour
400g can chopped tomatoes
1 1/2 pints lamb or chicken stock
1tbsp tomato puree
10oz new potatoes, scrubbed and halved or quartered depending on size
10oz butternut squash, deseeded, peeled and diced
2 carrots, diced
2oz raisins
10oz frozen broad beans
5oz frozen peas
small bunch of mint
salt and pepper
couscous, to serve

Preheat the slow cooker.  Heat the oil in a large frying pan.  Add the mince and onion and fry, stirring for 5 mins until the mince is browned.  Stir in the garlic, root ginger, spices and flour, then add the canned tomatoes, stock and tomato puree.
Mix int he potatoes, butternut squash, carrots and raisins then season with salt and pepper.  Bring to the boil then transfer to the slow cooker pot.  Cover with the lid and cook on low for 8-10 hours.
Stir the tagine then sprinkle the frozen veg over the top. Replace the lid and cook for another 20-30 mins until the veg are hot.  Sprinkle with torn mint leaves and serve with couscous.