Sauces:  Au jus style gravy for standing rib roast and steaks

Okay, I lied … just a little:  you can use this sauce for almost any kind of beef, lamb or venison roast (and for steaks), the big exception being pot roast (you want something more appropriate for that).  But that butterflied and marinated leg of lamb that you’re going to grill this weekend?  Oh yeah. …