The one that started it all. The salted duck egg yolk is a familiar ingredient commonly used in asian dishes, and we at irvins bring it to the next level. Irvins Salted Egg Fish Skin Ingredients: Fish skin, vegetable oil, salted egg, milk, sugar, margarine (vegetable oil, salt, soy lecithin, vitamins, antioxidants bht and bha, permitted colouring, permitted flavouring), wheat flour, curry leaves, chilli padi, flavour enhancer (e621).