DETAILS Serves 6Cooking time: 90 minutes   INGREDIENTS 150g sweet potato, cubed and steamed 2 tbsp olive oil  250g / approx. 4 Portobello mushrooms 1 onion, finely chopped3 cloves garlic, minced 1 red pepper, finely chopped2 tbsp mixed dried herbs 1 tsp cayenne pepper  Pinch sea salt & pepper 125g breadcrumbs  1 pack Merchant Gourmet Whole Chestnuts, blitzed 1 pack Merchant Gourmet Puy LentilsZest of 1 lemon  METHOD Pre-heat your ...