I know… people are supposed to hate liver. But it’s good for you! Beef liver is high in vitamins A, D, E, K, B12 and folic acid, and minerals such as copper and iron, and it has a decent amount of vitamin C, too. No wonder in my nutrition class in cooking school the teacher told us about the exam on vitamins in food: “when in doubt, answer ‘liver’ and ‘egg yolk'”. Of course, there’s a difference both in taste and nutrition profile between the liver from an animal that has been raised in a feedlot and that of an animal that has been raised on a farm. When I…