Rumba Sliced Beef Liver, Higado de Res Rebanado, 0.65-1.65 lb Un sabor tan rico, tan fácil – such rich flavor, so easy to make. For a sabroso cut that’s full of iron and essential vitamins, nothing beats simple higado encebollado, pan-fried liver and onions. Or, chop and create a slow-cooked crockpot picadillo. The options are endless.