Super Simple Super Bad Ass Skirt Steak This is really simple. Place Flank Steak in bowl, Juice 4 limes, a dash of liquid smoke, a dash of worchesthiheiruienienilieneb sauce, 3 garlic cloves roughly chopped, 1 large shallot finely chopped, 1 scotch bonnet(these things are hot, if you don't want it hot leave the pepper out or sub 1 jalapeno), combine all in bowl cover for a couple of hours then cook it all in a pan until its done. If you want a nice sauce to go over it you can deglaze the pan with a little red wine or some beef stock.