Puy Lentil Hot Dogs

Ingredients

• 1 tbsp olive oil
• ½ onion, finely chopped
• 2 garlic cloves, minced
• 2 portobello mushrooms, finely chopped
• 100g walnuts
• 1 pouch Merchant Gourmet Simply Cooked Puy Lentils
• 100g cooked sweet potato
• 1 tbsp chipotle paste
• ¼ tsp sweet smoked paprika
• ¼ tsp dried oregano
• 2 tbsp tomato purée
• 1 tbsp balsamic vinegar
• 5 heaped tbsp plain flour
• 25g dried breadcrumbs
• ¼ tsp cracked black pepper
• ¼ tsp sea salt