Warm watercress potato cake with poached egg and trout Author: www.watercress.co.uk Serves: 4 Ingredients 700g potatoes, peeled and cut into medium chunks 100g watercress, lightly chopped 1 egg, beaten 4 tbsp olive oil salt and freshly ground black pepper To serve 150g hot smoked trout fillets, broken into flakes 50g watercress 4 eggs Instructions Cook