Recipe by: 4ingredients.com.au Makes: 4 serves Time: 10 minutes Ingredients 1 tablespoon butter 100 grams baby spinach 6 eggs 1 teaspoon lemon zest Method  Into a non-stick frying pan over a low heat melt the butter. Add spinach, season with sea salt and cracked pepper and cook until just wilted. Whisk the eggs and lemon zest, then add the mixture to the