Slow cooker chicken tikka masala - DYC

Ingredients

• 500g chicken thigh, sliced in large pieces
• 2 tbsp oil
• 1 onion chopped
• 2 garlic cloves crushed
• thumb-sized piece ginger finely grated or chopped
• 3 tbsp tikka curry paste
• 500 ml passata
• 1 tbsp tomato purée
• 2 tbsp DYC malt vinegar
• 1 tbsp light brown sugar
• 1 cinnamon stick
• 5 cardamom pods
• 100ml cream
• handful fresh coriander
• Naan bread and/or rice to serve