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Sliced London broil served with mashed potatoes and green beans

London Broil Crock Pot

This London broil crock pot recipe transforms a tough, lean cut into a juicy, tender dish full of flavor, perfect for cozy family dinners or hands-off meal prep.
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Prep Time 10 minutes
Cook Time 6 hours
Resting Time 10 minutes
Total Time 6 hours 20 minutes
Servings: 6 people
Course: Main Course
Cuisine: American
Calories: 315
Ingredients Equipment Method Notes

Ingredients
  

  • 2 –3 lb London broil Top round or flank
  • 1 tbsp Olive oil For searing
  • 1 tsp Garlic powder
  • 1 tsp Onion powder
  • 1 tsp Smoked paprika
  • to taste Salt & pepper
  • 1 Onion Sliced
  • 3 Garlic cloves Minced
  • 1.5 cups Beef broth Low sodium preferred
  • 1 tbsp Worcestershire sauce
  • 1 tbsp Balsamic vinegar Optional or soy sauce substitute

Equipment

  • 1 Crock Pot 6-quart recommended
  • 1 Skillet (optional) For searing the meat
  • 1 Cutting Board For prepping and slicing beef
  • 1 Knife Sharp, for slicing across grain
  • 1 Ladle For serving juices or gravy

Method
 

  1. Pat the London broil dry and season with salt, pepper, garlic powder, onion powder, and paprika.
  2. Optional: Sear both sides in olive oil for 2–3 minutes per side.
  3. Place onions and garlic in the bottom of the slow cooker.
  4. Add the London broil on top and pour in broth, Worcestershire, and vinegar.
  5. Cook on LOW for 6–8 hours or HIGH for 4–5 hours.
  6. Remove meat and let rest 10 minutes before slicing across the grain.
  7. Optional: Thicken juices with a cornstarch slurry to make gravy.
  8. Serve with mashed potatoes, rice, or veggies.

Notes

  • London broil is naturally lean, avoid overcooking past 8 hours to retain moisture.
  • Fantastic leftovers for sandwiches or shredded beef tacos.
  • Pairs beautifully with mashed potatoes, roasted veggies, or rice.