With fall-apart chuck roast, hearty potatoes, and a rich, well-balanced gravy, this No-Peek Pot Roast recipe delivers big, beefy flavor with almost no babysitting.

A good fast food dupe is all about the details. Since Arby's Classic Roast Beef sandwich — and its other roast beef-based delights — features little else than thinly sliced beef piled high onto a bun, ...