7 oz English Walnut Raw In Shell This most famous in-shell English walnut are high in fiber, vitamin E, protein and healthy unsaturated fat. Walnuts make a great snack, marvelous to eat with friends around a crackling fire, or crack the shell in nutcrackers or hammer is more cumbersome and easierto crack open the walnut shell. Eating a handful of walnuts a day can lower blood cholesterol.