Recipes Ingredients Meat & Poultry Beef Recipes Slow-Cooker Pot Roast 3.2 (6,535) 98 Reviews By Martha Stewart Test Kitchen Martha Stewart Test Kitchen The recipes developed by our test kitchen team have undergone a rigorous process of development and testing, ensuring that every element is optimal, from ingredient amounts to method and cooking time. This process includes triple-testing recipes to ensure they meet our high standards. The many stellar cooks and food editors who have been part of our team include Sarah Carey, Lucinda Scala Quinn, Jennifer Aaronson, Shira Bocar, Anna Kovel, Greg Lofts, Riley Wofford, Lauren Tyrell, and Lindsay Leopold. Editorial Guidelines Updated on October 30, 2022 Print Rate It Share Share Tweet Pin Email Prep Time: 15 mins Total Time: 6 hrs 25 mins Servings: 8 All you need to make this hearty and delicious slow-cooker pot roast is beef chuck, onions, carrots, Worcestershire sauce, and a touch of cornstarch. It's an all-in-one meal that makes clean up a breeze. Just set it and forget it, the slow cooker does the work. You'll make this recipe again and again, it's so easy and so good. Ingredients 1 tablespoon cornstarch 8 medium carrots, cut into thirds 2 medium onions, each cut into 8 wedges Coarse salt and ground pepper 1 beef chuck roast (3 pounds), trimmed of excess fat 2 tablespoons Worcestershire sauce Directions In slow cooker, stir together cornstarch and 2 tablespoons cold water until smooth. Add carrots and onions; season with salt and pepper, and toss. Sprinkle roast with 1 teaspoon salt and 1/2 teaspoon pepper; place on top of vegetables, and drizzle with Worcestershire. Cover; cook on high, 6 hours (or on low, 10 hours). Transfer roast to a cutting board; thinly slice against the grain. Place vegetables in a serving dish; pour pan juices through a fine-mesh sieve, if desired. Serve roast with vegetables and pan juices. Cook's Notes Oven method: Preheat oven to 350 degrees. In step 1, use a 5-quart Dutch oven or ovenproof pot with a tight-fitting lid; add 2 cups water. Cover; bake until roast is tender, 3 1/2 to 4 hours. Proceed with step 3. Rate it Print