Create a classic, comforting beef pot roast with minimal hands-on effort using your slow cooker. This hearty meal features tender, slow-simmered beef paired with earthy carrots and potatoes in a rich, savory gravy that tastes like it spent all day in the kitchen. It is an ideal solution for busy weeknights or a relaxed Sunday dinner when you want a nutritious, satisfying meal without the stress of constant monitoring.

List of ingredients
- 1.5-2 lb. beef London broil
- 2 tablespoons oil
- 3-4 carrots
- 3-4 russet potatoes, medium sized
- 1 tablespoon garlic, minced
- 2 cubes beef bouillon
- 2 cups water
- 1/2 teaspoon black pepper
- 1/2 teaspoon salt
- 1 teaspoon onion powder
- 1 tablespoon cornstarch
- 1 tablespoon water
step-by-step instructions
- Step: Heat a skillet to medium high heat and add the oil. Once oil is hot, add the beef and sear for 1 minute per side until whole cut of beef is seared. Set aside.
- Step: Cut the potatoes and carrots into 1” chunks, peel if desired. Set aside.
- Step: While the beef is searing, add the beef cubes to hot water and let dissolve, stir if needed.
- Step: Add the carrots and potatoes to the slow cooker, then add the beef cut on top, finally season with the spices.
- Step: Add the garlic and the beef broth, cover and cook on low for 6-8 hours.
- Step: Carefully remove the beef from the slow cooker and chop or shred into 4-6 portions.
- Step: Drain the juices and add and whisk the cornstarch until gravy thickens. Add some water if too thick.
- Step: Serve plated with veggies and gravy.
Refining your slow cooker technique
Ensuring the beef achieves the right texture
For the most tender result, always choose a cut like London broil or chuck roast that benefits from the low, moist heat of the slow cooker. The slow breakdown of collagen ensures the meat transitions from tough to fork-tender over the eight-hour period. Avoid opening the lid during the first six hours of cooking to ensure the internal temperature stays constant.
Maximizing flavor through proper searing
Searing the meat in a hot skillet is a crucial step that creates a depth of flavor impossible to replicate with raw beef. The browning process, known as the Maillard reaction, creates a crust that seals in the juices and adds a savory richness to the final gravy. Ensure your skillet is truly hot before adding the oil to get the best color on the meat.
Selecting the right vegetable sizes for even cooking
Keep your carrot and potato chunks uniform at roughly 1 inch in size to ensure they finish cooking at the same time as the beef. Smaller pieces might disintegrate into a mash, while pieces larger than 1.5 inches may remain firm or undercooked in the center. Consistent cutting is the key to a professional-looking and properly cooked meal.
Practical Ingredient Substitutions
Finding alternatives for beef bouillon
If you prefer not to use bouillon cubes, you can easily substitute with high-quality beef stock or bone broth to achieve a similar depth of flavor. Using bone broth adds a bit more body and richness to the final sauce, which can make the gravy feel more luxurious. Always adjust your salt usage if your chosen broth is already seasoned.
Adding secondary vegetables for variety
If you want to stretch the meal, add celery stalks or parsnips into the slow cooker alongside the potatoes and carrots. These vegetables hold up well to the long cooking time and introduce complementary flavors that balance the richness of the beef. Just be sure to cut them to the same 1-inch standard as your potatoes and carrots.
Effective Storage and Reheating Methods
Managing leftovers for maximum freshness
Store any leftover beef and vegetables in an airtight container in the refrigerator for up to three or four days. Keep the meat submerged in some of the gravy if possible, as this prevents it from drying out during storage. For longer preservation, the cooked roast can be frozen in an airtight freezer-safe bag or container for up to three months.
Reheating your pot roast without drying the meat
The best way to reheat individual portions is to place them in a small saucepan with a splash of water or extra broth over low heat. Cover the pan to allow the steam to warm the meat gently, keeping it moist and preventing it from becoming stringy. Avoid high-heat microwave settings, which tend to toughen the outer fibers of the beef.
Addressing Common Cooking Issues
How to fix thin or watery gravy
If the gravy remains too thin after adding the initial cornstarch slurry, continue to simmer it on the stove while adding an additional teaspoon of cornstarch mixed with one tablespoon of water. Remember to whisk continuously to avoid clumps as the mixture reaches a boil. Once the gravy reaches the desired coating consistency, remove it from the heat immediately.
Managing uneven vegetable tenderness
If you find that your potatoes are done before the carrots, check the firmness of your carrots before purchasing. Young or smaller carrots tend to cook faster than thicker, older carrots, so you may need to adjust your cutting size accordingly. Placing the vegetables on the bottom of the slow cooker helps them soak up the liquid and heat faster than if they were placed near the top.
Frequently Asked Questions
Can I prepare the ingredients ahead of time?
Yes, you can prep your vegetables and sear the meat the night before. Keep the vegetables in a sealed container and the seared beef in a separate dish in the refrigerator until you are ready to start the slow cooker in the morning.
Is it necessary to peel the potatoes and carrots?
Peeling is purely a matter of personal preference. Scrubbing the produce thoroughly under warm water is usually sufficient if you prefer to keep the nutrients found in the peels.
Can I cook this recipe on the high setting?
You can use the high setting for 4 to 5 hours if you are short on time. However, the low and slow method for 6 to 8 hours is generally preferred as it results in a noticeably more tender texture for the beef.
Does the beef need to be fully submerged?
The beef does not need to be completely covered by the liquid. The moisture released from the vegetables and the steam trapped under the lid will cook the top portion of the beef effectively.
What is the best way to shred the beef?
Use two large forks to gently pull the beef apart once it is resting on a cutting board. If the meat is cooked for the full recommended time, it should yield easily to the forks without requiring a knife.
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Slow Cooker Beef Pot Roast
- Total Time: 8 hours 15 minutes
- Yield: 6 servings 1x
- Diet: High Protein
Description
Make the perfect Slow Cooker Beef Pot Roast with tender beef, hearty veggies, and savory gravy. Easy prep, rich flavors, and a comforting meal ideal for special guests or family dinners!
Ingredients
- 1.5–2 lb. beef London broil
- 2 tablespoons oil
- 3–4 carrots
- 3–4 russet potatoes, medium sized
- 1 tablespoon garlic, minced
- 2 cubes beef bouillon
- 2 cups water
- 1/2 teaspoon black pepper
- 1/2 teaspoon salt
- 1 teaspoon onion powder
- 1 tablespoon cornstarch
- 1 tablespoon water
Instructions
- Step: Heat a skillet to medium high heat and add the oil. Once oil is hot, add the beef and sear for 1 minute per side until whole cut of beef is seared. Set aside.
- Step: Cut the potatoes and carrots into 1” chunks, peel if desired. Set aside.
- Step: While the beef is searing, add the beef cubes to hot water and let dissolve, stir if needed.
- Step: Add the carrots and potatoes to the slow cooker, then add the beef cut on top, finally season with the spices.
- Step: Add the garlic and the beef broth, cover and cook on low for 6-8 hours.
- Step: Carefully remove the beef from the slow cooker and chop or shred into 4-6 portions.
- Step: Drain the juices and add and whisk the cornstarch until gravy thickens. Add some water if too thick.
- Step: Serve plated with veggies and gravy.
Notes
Searing the beef before adding it to the slow cooker is optional but highly recommended to enhance flavor. You can substitute the beef cut with chuck roast, brisket, or rump roast if preferred.
- Prep Time: 15 minutes
- Cook Time: 8 hours
- Category: Dinner ideas
- Method: Slow Cooker
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 819 kcal
- Sugar: 3 g
- Sodium: 670 mg
- Fat: 46 g
- Saturated Fat: 17 g
- Unsaturated Fat: 24 g
- Trans Fat: 1 g
- Carbohydrates: 30 g
- Fiber: 4 g
- Protein: 68 g
- Cholesterol: 219 mg