This post may contain affiliate links. Please read our disclosure policy.
This Slow Cooker Beef Rump Roast is tender, flavorful, and easy to make with simple ingredients. Season the roast, sear it, and slow-cook it with carrots, potatoes, garlic, and savory broth until everything is tender and full of flavor.
Roast has always been one of those meals that feels like home to me. My grandma loved making roast, and I still think about her whenever I make one.
Now that I’m a mom of five, I appreciate recipes like this even more. Do a little prep, let the slow cooker do the work, and you’ll end up with a comforting dinner that feeds the whole family.
As a certified nutrition coach, I also love having easy meals like this in my rotation because you can serve the beef with potatoes and carrots for a simple, balanced family dinner without needing many extra sides.
What Is the Best Cut of Beef for a Slow Cooker Roast?
I use beef rump roast for this recipe because it is a leaner cut of beef that works well with slow cooking.
You can also use chuck roast, which has more marbling and becomes very tender when cooked low and slow. Chuck roast will generally give you a richer, more fall-apart texture, while rump roast is a little leaner. Both work well, so use whichever you prefer or can find at your grocery store.
Key Ingredients
Below is a list of ingredients you will need. Full measurements and a printable version will be in the recipe card below.
- Beef Rump Roast: A 3-pound rump roast works well for this recipe. Look for a roast that is evenly shaped so it cooks more evenly.
- Taco Seasoning: Taco seasoning adds extra flavor to the roast and works surprisingly well with the beef, vegetables, and savory cooking liquid. You can use homemade taco seasoning, Cajun seasoning, or smoked paprika instead.
- Carrots and Potatoes: These cook alongside the beef, making this a complete meal without needing a separate side dish.
- Beef Broth: Beef broth creates the flavorful cooking liquid. You can also use vegetable broth if that’s what you have.
- Worcestershire Sauce: A little Worcestershire sauce adds savory flavor to the broth and gives the cooking liquid more depth.
- Ketchup: Don’t skip the ketchup. It adds a little sweetness and acidity to the cooking liquid and helps bring all the flavors together.
- Fresh Thyme: Fresh thyme adds a simple herby flavor that works really well with the beef.
Tips for the Best Slow Cooker Beef Roast
- Pat the Beef Dry Before Searing: Drying the roast’s surface helps it brown rather than steam in the pan.
- Don’t Rush the Searing: Let the roast sit in the hot pan without moving it too much. You want a deep golden-brown crust on each side.
- Don’t Completely Submerge the Roast: You don’t need enough liquid to cover the beef. The slow cooker will create additional juices as the roast cooks.
- Cook on LOW When You Can: If you have the time, I prefer the LOW setting for this recipe. The longer cooking time gives the beef plenty of time to become tender.
- Don’t Cut Into the Roast Too Early: Let the beef rest before slicing. This gives the juices time to settle and makes the meat easier to slice.
How To Make Slow Cooker Beef Rump Roast
Season the Beef: Pat the roast dry with paper towels. Season it generously on all sides with taco seasoning, salt, and pepper.
Sear the Roast: Heat the olive oil in a large heavy-bottomed pan over medium-high heat. Add the roast and sear it on all sides until nicely browned. This should take several minutes per side. You don’t need to cook the roast all the way through. You just want a good browned crust.
Add Everything to the Slow Cooker: Transfer the seared roast to the slow cooker. Add the carrots, potatoes, garlic, beef broth, Worcestershire sauce, ketchup, and fresh thyme. Arrange the vegetables around the roast rather than piling everything directly on top.
Slow-cook: Cover and cook on LOW for 8 to 9 hours or HIGH for 4 to 5 hours, or until the beef is tender. The exact cooking time can vary depending on your slow cooker and the roast’s shape, so use tenderness as your main guide.
Finish and Serve: Remove the thyme stems before serving. Let the roast rest for about 10 to 15 minutes before slicing or shredding. Spoon some of the cooking juices over the beef and vegetables before serving.
Do You Have to Sear the Roast First?
Technically, no. You can put the seasoned roast directly into the slow cooker.
That said, I highly recommend taking the few extra minutes to sear it first. Browning the outside gives the roast a deeper flavor and creates those browned bits in the pan that add even more flavor to the finished dish.
How to Make Gravy From the Cooking Liquid
If you’d like a thicker gravy, strain some of the cooking liquid into a saucepan and bring it to a gentle simmer.
Mix 1 tablespoon cornstarch with 2 tablespoons cold water to make a slurry. Whisk it into the simmering liquid and cook for a few minutes until thickened. Taste and adjust the seasoning before serving.
Common Mistakes to Avoid
- Skipping the Sear: You can skip it, but browning the beef first adds much more flavor.
- Adding Too Much Liquid: The roast doesn’t need to be completely covered in broth. Too much liquid can dilute the flavor.
- Cutting the Vegetables Too Small: Large chunks hold up better during the long cooking time. Small pieces can become very soft.
- Cooking Only by the Clock: Slow cookers vary. Use the cooking time as a guide and check the beef for tenderness.
- Cutting the Roast Immediately: Let it rest for 10 to 15 minutes before slicing.
- Slicing With the Grain: If you’re slicing rump roast, cut against the grain. This makes each bite more tender.
What to Serve With Slow Cooker Beef Roast
Since this recipe already includes potatoes and carrots, you really don’t need much else. If you want to add another side, try:
Pin this now to find it later
Pin It
Common Questions
Rump roast is leaner than chuck roast, so it may not shred and fall apart in exactly the same way. If you want a roast that easily pulls apart with a fork, chuck roast is a great option. If you’re using rump roast, I prefer slicing it against the grain once it’s tender.
Of course! Chuck roast is a popular beef cut from the shoulder; it is also great for a slow cooker roast, but it’s less lean and has more marbling than rump roast.
I recommend a rump roast because it is considered an extra-lean cut. Sometimes called a bottom round rump roast or round tip roast, the flavorful rump roast comes from the hindquarters and is well suited for slow cooking.
Make sure you braise your beef in the slow cooker with only enough water to come up to about ⅓ of the roast. Do not submerge it in liquid, as this will boil the meat and can make the roast tougher.
I recommend thawing the roast completely in the refrigerator before cooking it in the slow cooker. This allows it to cook more evenly.
Yes. Simply leave them out and add another vegetable, or serve the roast with mashed potatoes, rice, or another side.
Yes. This recipe is easy to customize. Try adding mushrooms, celery, pearl onions, parsnips, sweet potatoes, or green beans. Keep in mind that softer vegetables may cook faster, so you may want to add them later in the cooking process.
How to Store Leftovers
Store leftover beef and vegetables in an airtight container in the refrigerator for up to 4 to 5 days. Keep some of the cooking liquid with the beef when storing it. It helps keep the meat moist when reheating.
Can You Freeze Slow Cooker Beef Roast?
Yes. Let the roast and vegetables cool completely, then place them in a freezer-safe container or freezer bag. Freeze for up to 3 months for the best quality.
Thaw overnight in the refrigerator and reheat gently with some of the cooking liquid.
More Slow Cooker Recipes
If you love easy slow cooker dinners, try:
- Slow Cooker Chicken Stew
- Slow Cooker Chicken Thighs
- Slow Cooker Beef Stew
- Slow Cooker Pulled Chicken
You may also like
- Easy Homemade Beef Stew
- Beef Stroganoff Soup
- Keto Turkey Stuffed Peppers
- Easy Ground Turkey Meatloaf
- Creamy Chicken and Rice Soup
Thank you so much for being here and for cooking along with me. If you try this recipe, I’d love to hear how it turned out. Leave a comment and ⭐️ rating below.
Slow Cooker Beef Rump Roast with Potatoes and Carrots
Ingredients
- 3 pounds beef rump roast, chuck or round will be fine
- 2 teaspoons taco seasoning, cajun or smoked paprika can be substituted
- kosher salt and pepper, to taste
- 2 tablespoons olive oil, or avocado oil
- 3 medium carrots, cut into 2″ slices
- 1 pound baby potatoes, halved
- 4 garlic cloves, chopped
- 2 cups beef broth, or vegetable broth
- 2 tablespoons Worcestershire sauce
- 1/4 cup ketchup
- 6-7 fresh thyme spears bouquet , + extra to garnish
Instructions
- Season the 3 pounds beef rump roast with taco 2 teaspoons taco seasoning, kosher salt and pepperon all sides.
- Heat the 2 tablespoons olive oil in a large pan over medium-high heat. Add the beef and sear until golden brown on all sides. Transfer to the slow cooker. Add in the remaining ingredients. (3 medium carrots, 1 pound baby potatoes, 4 garlic cloves, 2 cups beef broth, 2 tablespoons Worcestershire sauce, 1/4 cup ketchup, and 6-7 fresh thyme spears bouquet ).
- Cook on LOW for 8-9 hours or on HIGH for 4-5 hours.
- Once the time is up, remove and discard the thyme bouquet and garnish it with fresh thyme.
Notes
- Serving size: About 6 oz cooked beef with potatoes and carrots
- Searing the roast first adds extra flavor but can be skipped if you’re short on time.
- Rump roast is leaner, while chuck roast has more marbling and will be more fall-apart tender.
- Cut the potatoes and carrots into large, similar-sized pieces.
- Don’t completely cover the roast with liquid.
- Cook until the beef is fork-tender rather than relying only on the clock.
- Let the roast rest for 10 to 15 minutes before slicing.
- Slice rump roast against the grain for more tender pieces.
- Store leftovers in the refrigerator for up to 4 to 5 days.
- Freeze leftovers for up to 3 months.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
So good!
I love this recipe! But is this freezer friendly? Can I store some in freezer to have for later?
Yes. You can freeze it.
I love all your recipes. I am someone that has not cooked much but I have tried 9 or 10 of your suggested recipes and they were great! Thank you
Yay. Thanks