Slow cooker mulligatawny soup

Ingredients

• 1 medium onion, diced
• 1 medium carrot, diced
• 1 medium sweet potato, diced
• 120g dried red lentils, rinsed
• 1 medium eating apple, cored and diced
• 2 cloves garlic, finely diced
• 2cm root ginger, peeled and grated
• 1 tablespoon mild or medium curry powder
• 1⁄2–1 teaspoon chilli powder (optional)
• 1 x 400g can chopped tomatoes
• 500ml reduced-salt vegetable stock, hot
• 500ml unsweetened coconut drink (a non-dairy alternative to milk found with long-life milk)