Slow cooker chicken korma - Good Food Middle East

Ingredients

• 2 garlic cloves
• thumb-sized piece ginger, peeled
• 2 large onions, finely chopped
• 2 tbsp vegetable oil
• 6 skinless chicken breasts, cut into large chunks
• 2 tbsp tomato purée
• 1 tsp ground cumin
• 1 tsp paprika
• 1 tsp turmeric
• 1 tsp ground coriander
• 1⁄4-1⁄2 tsp chilli powder
• 2 tsp sugar
• 300ml chicken stock
• 150ml double cream
• 6 tbsp ground almonds
• toasted flaked almonds, coriander, basmati rice and naan breads, to serve (optional)