Flank Steak or Skirt Steak

Original Recipes: http://flavorite.net/2015/07/01/grilled-balsamic-flank-steak/ http://www.plainchicken.com/2014/09/the-best-skirt-steak-marinade.html http://littlespicejar.com/the-best-steak-fajitas/ http://stlcooks.com/2014/03/skirt-steak-fajitas/ http://www.lifesambrosia.com/skirt-steak-fajitas-recipe-2/   Ingredients: 1/4 c. balsamic vinegar 1 Tbsp Worcestershire sauce 2 tsp. dark brown sugar 1 garlic clove, minced salt and pepper 1 lb. flank steak OR 1/4 c. soy sauce 1/3 c. Dijon mustard 1/2 c. olive oil 1 1/2 Tbsp red wine vinegar 2 Tbsp molasses…