Sweet potato and pea falafel with yogurt and herb sauce | Tesco Real Food

Ingredients

• 4 sweet potatoes (1.6kg), cut into 2cm (1in) cubes
• 3 tbsp olive oil
• 300g (10oz) peas, defrosted if frozen
• 1 1⁄2 tsp ground coriander
• 1½ tsp ground cumin
• 3tbsp roughly chopped parsley leaves
• 2tbsp chopped coriander
• 2 little gem lettuces,
• 1 carrot, shredded
• 4 tortilla wraps
• 150g (5oz) natural yogurt
• ½ garlic clove, crushed
• 1⁄2 lemon