Crock Pot Beef Flank Steak

Crock Pot Beef Flank Steak

This Crock Pot Beef Flank Steak recipe is tender and flavorful, which uses a savory-sweet balsamic marinade for rich taste. It’s a no-fuss take on steak, ready in about 6 hours and 5 minutes.

Crock Pot Beef Flank Steak Ingredients

  • 1.5–2 pounds flank steak
  • ⅓ cup balsamic vinegar
  • ¼ cup olive oil
  • 2 tablespoons honey
  • 1 tablespoon Worcestershire sauce
  • 1 tablespoon Dijon mustard
  • 1 teaspoon garlic, minced
  • ½ teaspoon kosher salt
  • ½ teaspoon ground black pepper

How To Make Crock Pot Beef Flank Steak

  1. Mix the marinade: In a small bowl, combine balsamic vinegar, olive oil, honey, Worcestershire sauce, Dijon mustard, garlic, salt, and pepper.
  2. Add steak to slow cooker: Place flank steak in the slow cooker, pour marinade over it, and flip steak once or twice to coat.
  3. Cook until tender: Cover and cook on Low for 6 hours or on High for 3–4 hours, without adding water.
  4. Rest and slice: Transfer steak to a cutting board, let it rest for 10 minutes, then slice against the grain before serving.
Crock Pot Beef Flank Steak
Crock Pot Beef Flank Steak

Recipe Tips

  • Best texture: Cooking on Low for 6 hours yields the most tender results.
  • Flip for even flavor: Turn the steak in the marinade once or twice during cooking.
  • No water needed: The marinade provides enough liquid for slow cooking.
  • Slicing tip: Always cut against the grain to keep the meat tender.
  • Reheating: Warm slowly on the stove with a splash of liquid, or microwave at 50% power in short bursts.

What To Serve With Crock Pot Beef Flank Steak

This juicy steak pairs well with:

  • Garlic mashed potatoes
  • Roasted asparagus
  • Steamed green beans
  • Rice pilaf
  • Side salad with vinaigrette

How To Store Crock Pot Beef Flank Steak

  • Refrigerate: Store in an airtight container in the fridge for 3–4 days.
  • Freeze: Keep in a freezer-safe container for up to 2 months. Thaw overnight before reheating.

Beef Flank Steak Nutrition Facts

  • Calories: 617
  • Carbohydrates: 14g
  • Protein: 63g
  • Fat: 33g
  • Saturated Fat: 9g
  • Cholesterol: 179mg
  • Sodium: 433mg
  • Sugar: 12g

Nutrition information is estimated and may vary based on ingredients and cooking methods used.

FAQs

Can I use skirt steak instead of flank steak?
Yes, skirt steak works, but it may cook a little faster—start checking for tenderness earlier.

Do I need to marinate overnight?
No, the steak marinates while cooking in the slow cooker.

Can I sear the steak first?
Yes, browning the steak in a skillet before slow cooking adds extra flavor.

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Crock Pot Beef Flank Steak

Recipe by Robert Course: DinnerCuisine: AmericanDifficulty: Easy
Servings

4

servings
Prep time

5

minutes
Cooking time

6

hours 
Calories

617

kcal

Tender flank steak slow-cooked in a savory-sweet balsamic marinade for a juicy, flavorful dinner.

Ingredients

  • 1.5–2 lb flank steak

  • ⅓ cup balsamic vinegar

  • ¼ cup olive oil

  • 2 tbsp honey

  • 1 tbsp Worcestershire sauce

  • 1 tbsp Dijon mustard

  • 1 tsp garlic, minced

  • ½ tsp kosher salt

  • ½ tsp black pepper

Directions

  • Mix marinade ingredients in a small bowl.
  • Place steak in slow cooker, pour marinade over it, and flip to coat.
  • Cook on Low for 6 hours or High for 3–4 hours.
  • Rest 10 minutes, slice against the grain, and serve.