Sweet Potato and Peanut Butter Curry - Meat Free Monday

Ingredients

• 1 tablespoon coconut oil
• 1 onion, finely chopped
• 1 thumb-sized piece of fresh root ginger, coarsely grated
• 3 garlic cloves, finely chopped
• 1 medium-hot red chilli, sliced, plus extra to serve
• 1 ½ teaspoons brown mustard seeds
• 2 sprigs of curry leaves
• 1 star anise
• 670 g sweet potatoes, peeled, sliced and cut into 2 cm/1 inch chunks
• 400 g can cherry tomatoes
• 300 ml just boiled water from the kettle
• 2 rounded tablespoons wholenut peanut butter (no added sugar)
• freshly squeezed juice of ½ lime
• 1 handful of roughly chopped coriander leaves
• 4 tablespoons roasted unsalted peanuts, roughly chopped
• sea salt
• freshly ground black pepper
• warmed wholemeal chapattis
• lime wedges