Mouthwatering Slow Cooker Flank Steak for Cozy Dinners

When life gets hectic, there’s nothing quite like the comforting aroma of a slow-cooked meal wafting through the house. Picture this: You walk in after a long day, and your senses are greeted by the enticing scent of tender flank steak simmering away in its savory sauce. It’s an instant hug for the soul. This Slow Cooker Flank Steak is more than just a meal; it’s an invitation to gather around the table and share stories with loved ones.

With just a few minutes of prep time, your trusty slow cooker takes over, transforming simple ingredients into a gourmet feast that looks and tastes like you spent hours in the kitchen. Whether you’re craving a Tex-Mex twist, a rich garlic butter, or a smoky barbecue flavor, this recipe’s versatility has got you covered. So, let’s dive into this cozy dish that’s perfect for busy weeknights, ensuring a delicious dinner is always just a slow cook away!

Slow Cooker Flank Steak

Why is Slow Cooker Flank Steak a Game Changer?

Ease of Use: With minimal prep, you can set it and forget it, allowing your slow cooker to work its magic.

Flavor Flexibility: Customize the dish with various flavor profiles, from Tex-Mex to sweet barbecue, ensuring everyone at the table finds their favorite.

Tender Perfection: Slow cooking guarantees a fork-tender steak that melts in your mouth, making each bite a delight.

Ultimate Comfort Food: This dish combines hearty meat and savory sauce, making it the perfect cozy meal for any occasion.

If you’re looking for more ideas on how to use your slow cooker, check out our post on easy weeknight meals.

Slow Cooker Flank Steak Ingredients

• Get ready for tender goodness!

For the Steak

  • Flank Steak – The star ingredient, known for its lean meat and delicious flavor; consider chuck roast for a different texture.
  • Salt and Black Pepper – Essential for enhancing the beef’s natural taste; adjust according to preference.

For the Aromatics

  • Onion – Adds sweetness and depth; opt for yellow onions for a more robust flavor or shallots for something milder.
  • Garlic – Elevates the savory taste; fresh garlic cloves are best, but garlic powder can substitute in a hurry.

For the Sauce

  • Beef Broth – Provides moisture during cooking and infuses flavor; vegetable broth is a lighter alternative.
  • Soy Sauce – Adds depth and umami; coconut aminos work as a soy-free option.
  • Worcestershire Sauce – Provides tang and richness to the sauce; you can omit it for a low-sodium option.
  • Tomato Paste – Contributes thickness and richness; less is more if you prefer a lighter sauce.
  • Brown Sugar – Balances the flavors with a touch of sweetness; consider maple syrup or honey for a natural twist.
  • Smoked Paprika – Infuses a lovely smoky aroma; regular paprika can work but won’t deliver the same depth.
  • Cornstarch – Used for thickening the sauce, but feel free to skip it if you prefer a thinner consistency.

With these ingredients, you’ll create a Slow Cooker Flank Steak that’s not just a meal, but an experience. Let the cozy cooking begin!

How to Make Slow Cooker Flank Steak

  1. Layer Onions: Begin by placing sliced onions at the bottom of your slow cooker. This creates a flavorful base for the flank steak to rest upon as it cooks.

  2. Season Steak: Pat the flank steak dry with paper towels. Season generously with salt, black pepper, and smoked paprika. For extra richness, you can quickly sear it in a hot pan for 1-2 minutes on each side.

  3. Arrange Steak: Carefully position the seasoned steak on top of the layered onions. Scatter minced garlic around the meat to enhance the savory aroma during cooking.

  4. Mix Sauce: In a separate bowl, whisk together beef broth, soy sauce, Worcestershire sauce, tomato paste, and brown sugar until combined. Pour this flavorful mixture over the steak, ensuring it’s well-coated.

  5. Cook Slow: Set your slow cooker to cook on LOW for 7-8 hours or HIGH for 3.5-4.5 hours. This low-and-slow method ensures the flank steak becomes wonderfully tender.

  6. Rest and Slice: Once it’s finished cooking, transfer the steak to a cutting board. Allow it to rest for 5-10 minutes, then slice or shred it as preferred, letting those juices settle in.

  7. Thicken Sauce: For a thicker sauce, mix a cornstarch slurry with a bit of water. Add it to the cooking liquid and stir, then cook on HIGH for an additional 10-15 minutes until thickened.

Optional: Serve with mashed potatoes or rice to soak up the delicious sauce.

Exact quantities are listed in the recipe card below.

Slow Cooker Flank Steak

What to Serve with Slow Cooker Flank Steak?

Comforting aromas and savory flavors beckon for a full, hearty meal that satisfies every craving.

  • Creamy Mashed Potatoes: Their buttery richness absorbs the sauce, creating a delightful pairing with the tender steak. A sprinkle of parsley adds a fresh touch.

  • Roasted Vegetables: A mix of seasonal vegetables like carrots and Brussels sprouts provides color and texture, balancing the tender beef beautifully. The caramelized edges bring out their natural sweetness.

  • Crispy Garlic Bread: Perfect for sopping up the delicious sauce, this crunchy delight is a crowd-pleaser. The garlic complements the rich flavors of the flank steak.

  • Coleslaw: A tangy, crunchy coleslaw adds a refreshing contrast to the hearty meat. The crunch of cabbage and shredded carrots lightens the meal.

  • Simple Green Salad: Fresh greens with a light vinaigrette cut through the richness, adding a bright, crisp element to the dish. Toss in some cherry tomatoes and cucumber for extra flavor.

  • Beer or Red Wine: A chilled beer or a robust red wine enhances the savory depth of the steak. The pairing elevates the dining experience, making it feel special.

Elevate your dinner table with these exquisite pairings, ensuring every bite is a delightful journey of flavor and comfort!

Slow Cooker Flank Steak Variations

Make this delightful dish your own by exploring exciting flavors and ingredient swaps!

  • Tex Mex Style: Add chili powder and cumin for a zesty flair, replacing broth with salsa for a vibrant finish. This twist packs a punch and takes your meal to the next level.

  • Garlic Butter Style: Stir in butter and extra minced garlic during the last moments of cooking for a luxurious, steakhouse taste that will have you savoring every bite. Perfect for garlic lovers!

  • Sweet and Smoky Barbecue: Substitute soy sauce with rich barbecue sauce, adding a splash of apple cider vinegar to balance the sweetness. This variation brings a barbecue party right to your kitchen!

  • Low Sugar: Omit the brown sugar, leaning on tomato paste or fresh orange juice for natural sweetness. It’s a healthier take without sacrificing flavor, ideal for those watching their sugar intake.

  • Balsamic Glaze: Drizzle with balsamic reduction before serving for a tangy bite that contrasts beautifully with the savory sauce. This addition elevates the dish and adds a gourmet touch.

  • Spicy Kick: Toss in a few chopped jalapeños or a dash of cayenne pepper for some heat. This twist will warm you from the inside out, making it perfect for spice enthusiasts.

  • Vegetable Medley: Add in chopped bell peppers, carrots, or mushrooms for a hearty veggie boost. These additions not only enhance nutrition but also create a colorful, vibrant dish.

  • Asian Inspired: Use ginger and sesame oil instead of traditional seasonings and finish with green onions for a delightful Asian twist. This version could transport you straight to your favorite takeout spot but without leaving home!

How to Store and Freeze Slow Cooker Flank Steak

Fridge: Store leftover slow cooker flank steak in an airtight container submerged in sauce for up to 4 days to retain moisture and flavor.

Freezer: For longer storage, freeze the flank steak in the sauce in a suitable container or freezer bag for up to 2 months. Be sure to label and date for easy reference!

Reheating: Thaw overnight in the fridge before reheating. Warm gently in a saucepan over low heat until heated through, ensuring it stays juicy and tender.

Airtight Tip: Always use airtight containers or freezer bags to prevent freezer burn and keep the savory flavors intact when storing your delicious flank steak.

Make Ahead Options

These Slow Cooker Flank Steak preparations are perfect for meal prep enthusiasts! You can season the flank steak and slice the onions up to 24 hours in advance, storing them in the refrigerator to maintain freshness. Additionally, you can whisk together the sauce (beef broth, soy sauce, Worcestershire sauce, tomato paste, and brown sugar) and refrigerate it for up to 3 days. To prevent browning and preserve flavor, make sure the seasoned meat is covered and sealed tightly. When you’re ready to cook, simply layer the onions in the slow cooker, place the prepared steak on top, pour over the sauce, and set it to cook. This way, you can enjoy a delicious, hassle-free dinner with minimal effort!

Expert Tips for Slow Cooker Flank Steak

  • Liquid Balance: Ensure your slow cooker has enough liquid—aim for about one cup. This prevents the meat from drying out while it cooks.

  • Rest the Meat: Don’t skip the resting period after cooking! Letting the steak rest for 5-10 minutes allows juices to redistribute, ensuring each slice is tender and juicy.

  • Slice Smart: Always slice against the grain for the most tender results. Take a moment to identify the fibers in the meat, making it easier to cut properly.

  • Customize Wisely: When modifying flavor profiles, be cautious with seasonings. Adding too many bold spices can overpower the savory essence of the slow cooker flank steak.

  • Thickening Tips: If you prefer a thicker sauce, remember to use cornstarch wisely. Mix it with water before adding to the cooking liquid for even consistency.

Slow Cooker Flank Steak

Slow Cooker Flank Steak Recipe FAQs

What’s the best way to choose a flank steak?
Absolutely! When selecting a flank steak, look for a piece that has a bright red color and minimal dark spots. The meat should feel firm and have a good balance of fat. Avoid packages with excessive liquid, as this can indicate older meat. Fresh flank steak has a beautiful grain and a slight sheen, which is an excellent sign of quality.

How do I store leftover slow cooker flank steak?
For best results, store your leftover slow cooker flank steak in an airtight container submerged in sauce in your refrigerator. This keeps the meat moist and flavorful, lasting up to 4 days. If you decide to portion it out, ensure each piece is well-coated in sauce to prevent drying out.

Can I freeze slow cooker flank steak?
Yes, indeed! For freezing, transfer the sliced or shredded flank steak with its sauce into freezer-safe containers or resealable bags. Be sure to remove as much air as possible to prevent freezer burn. It will stay fresh for up to 2 months. When you’re ready to enjoy, thaw it overnight in the fridge before reheating.

What if my flank steak turns out tough?
Very common question! If your slow cooker flank steak turns out tough, it may have been cooked on too high a setting or for too short a time. To ensure tenderness, always aim for a low and slow approach—cooking on LOW for 7-8 hours is ideal. If you find it lacks tenderness, let it simmer longer in the slow cooker. You can also slice it thinly against the grain to improve texture.

Are there any dietary considerations for slow cooker flank steak?
Absolutely! If you or your guests have dietary restrictions, you can easily modify this recipe. For a gluten-free option, use coconut aminos instead of soy sauce. If you’re looking to reduce sugar, feel free to omit the brown sugar or substitute it with a natural sweetener like honey or maple syrup. Always double-check ingredients for potential allergens!

Can I use other cuts of meat instead of flank steak?
Definitely! If you don’t have flank steak on hand, skirt steak is a fantastic alternative with a similar texture and flavor. For a more traditional pot roast experience, you can switch to chuck roast, although cooking times may vary slightly. Just remember, the goal is to cook long enough for the meat to become fork-tender!

Slow Cooker Flank Steak

Mouthwatering Slow Cooker Flank Steak for Cozy Dinners

Discover the magic of Slow Cooker Flank Steak, an easy and delicious meal perfect for cozy dinners.
Prep Time 15 minutes
Cook Time 8 hours
Resting Time 10 minutes
Total Time 8 hours 25 minutes
Servings: 4 servings
Course: DINNER
Cuisine: American
Calories: 400

Ingredients
  

For the Steak
  • 2 pounds Flank Steak Can substitute with chuck roast.
  • 1 teaspoon Salt Adjust according to preference.
  • 1 teaspoon Black Pepper Adjust according to preference.
For the Aromatics
  • 1 large Onion Yellow onions recommended for robust flavor.
  • 4 cloves Garlic Fresh garlic preferred.
For the Sauce
  • 2 cups Beef Broth Vegetable broth as a lighter alternative.
  • 1/4 cup Soy Sauce Coconut aminos for a soy-free option.
  • 2 tablespoons Worcestershire Sauce Can omit for low-sodium option.
  • 2 tablespoons Tomato Paste Less is more for a lighter sauce.
  • 1 tablespoon Brown Sugar Maple syrup or honey as alternatives.
  • 1 teaspoon Smoked Paprika Regular paprika can be a substitute.
  • 2 tablespoons Cornstarch Can be omitted for a thinner sauce.

Equipment

  • slow cooker

Method
 

Cooking Steps
  1. Layer sliced onions at the bottom of the slow cooker.
  2. Pat the flank steak dry, season with salt, black pepper, and smoked paprika.
  3. Position the seasoned steak on top of the onions and scatter minced garlic around it.
  4. Whisk together beef broth, soy sauce, Worcestershire sauce, tomato paste, and brown sugar, then pour it over the steak.
  5. Cook on LOW for 7-8 hours or HIGH for 3.5-4.5 hours.
  6. Rest the steak for 5-10 minutes before slicing.
  7. For thicker sauce, mix cornstarch with water and add to the cooking liquid, cooking on HIGH for an additional 10-15 minutes.

Nutrition

Serving: 1servingCalories: 400kcalCarbohydrates: 20gProtein: 35gFat: 15gSaturated Fat: 5gPolyunsaturated Fat: 1gMonounsaturated Fat: 9gCholesterol: 100mgSodium: 800mgPotassium: 800mgFiber: 2gSugar: 3gVitamin A: 10IUVitamin C: 5mgCalcium: 2mgIron: 15mg

Notes

Serve with mashed potatoes or rice to soak up the sauce.

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