Beef Liver and Onions
Title: Classic Beef Liver and Onions Ingredients: 1 pound (450g) beef liver, sliced into 1/2-inch thick pieces 2 large onions, thinly sliced 1 cup all-purpose flour, for dredging 4 tablespoons butter or cooking oil, divided Salt and pepper to taste 1 teaspoon dried thyme (optional) 2 tablespoons balsamic vinegar (optional, for deglazing) Chopped fresh parsley…