In this video you'll see how easy it is to make a pot roast in your slow cooker with just five ingredients. The roast sits on top a bed of fresh mushrooms and cooks about eight hours until tender. Throw this meal together before work and come home to the delightful aromas of a ready-to-eat meal! Watch the video, then get the recipe for Slow Cooker Roast Beef. The leftovers will make great French dip sandwiches!