Melina Hammer for The New York Times Cooking time will vary depending on the size of your roast and the effectiveness of your slow cooker, but six to eight hours generally does the trick.

The iconic Western New York sandwich dates back to the 1800s and stacks roast beef on a kummelweck roll. Everyone needs to ...

since that determines the roasting time.) Remove the roast from the refrigerator 2 hours before cooking. Preheat the oven to 450 degrees. Combine the potatoes, onions, pepper flakes, 1 tablespoon ...