Don't be afraid of the amount of horseradish in this recipe. It mellows significantly during cooking, adding a fabulous flavor to the meat. Of course, if you like horseradish, serve the roast with more on the sidePot roast is, of course, one of the world's most comforting dishes. There's nothing like the smell of roasting meat wafting toward you when you come through the door, especially on a cold winter night. We used chuck roast for this recipe, but you can use brisket, top round, or rump roast. The slow cooker will make any inexpensive cut of meat meltingly tender, so choose what looks good and what you can afford. Ask the butcher for suggestions if you aren't sure. You can certainly add more ingredients to this recipe if you'd like. Think about adding sliced mushrooms, some thickly sliced red bell peppers, or a different type of potato. Sliced yukon gold potatoes or cubed sweet potatoes would be delicious. All you need to serve with this recipe is a green salad tossed with some sliced mushrooms and cubed avocados, and some hot bakery rolls or some hot cornbread right out of the oven. A chocolate cake for dessert would be the perfect finish. Enjoy every bite with some red wine.