Hot smoked salmon & watercress frittata Author: www.watercress.co.uk Serves: 4 Ingredients 1 tbsp olive oil 6 spring onions, finely sliced 150g watercress 150g hot smoked salmon Zest of half a lemon ¼ tsp dried chilli flakes (optional) Salt and pepper to taste Pinch of ground nutmeg 10 large, free-range eggs 1 tbsp crème fraîche 25g