MARINATED LEG OF LAMB with Avgolemono Sauce

MARINATED LEG OF LAMB 6-7 lb. leg of lamb (boned — with all fat removed)Marinade:1 ½ cups oil½ cup lemon juice2 teaspoons salt1 teaspoon pepper¼ teaspoon parsley2 teaspoons oregano6 bay leaves (crumbled)2 cups thinly sliced onions6 cloves garlic (thinly...