Flanken Ribs with Bulgogi Sauce

5 from 1 vote

Flanken ribs with bulgogi sauce is a quick way to enjoy Korean BBQ at home. If you love beef bulgogi, you will flip over this flanken short ribs recipe!

korean flanken short ribs on plated bed of white rice

This recipe is a tasty twist on two very popular Korean dishes; bulgogi and kalbi beef.

Bulgogi beef is typically made with thin strips of either rib eye or sirloin steak. It’s often served bibimbap style (over rice). The steak is seasoned and tenderized with a slightly sweet, umami flavored bulgogi marinade, and it’s absolutely delicious!

Kalbi (or Galbi) is a Korean beef dish made with flanken cut short ribs. The traditional marinade for Kalbi beef is a bit sweeter than bulgogi marinade. Because I already had some bulgogi sauce in my fridge, but I was craving ribs, I decided to combine the two dishes into one.

So technically, I guess this recipe could be called Korean kalbi with bulgogi sauce!

Semantics aside, try my flanken short ribs recipe. I think that once you see how quickly they cook and how tender and flavorful the ribs are, it may forever change the way you make bulgogi beef!

Flanken ribs with bulgogi sauce

Cuisine: Korean / Asian

The word flanken comes from the German word flank, or the Yiddish word, which refers to the rib section of a cow from the back to the belly.

Flanken style ribs are four to eight inches long, about one and a half inches wide, and 1/4 to 1/2-inch thick. They have four or five oval-shaped cross-sections of bone along the edge.

Don’t confuse flanken ribs with flank steak; they are two completely different cuts of beef.

map of korea and surrounding countries

If you love ribs, I have some incredible Asian rib recipes that you can make. I have a wonderful curry influenced instant pot asian ribs, some Chinese five spice ribs or even these Sweet and sour ribs made in a slow cooker are fantastic.

For incredibly tender, perfectly seasoned and grilled Korean style BBQ, you can’t go wrong with these flanken short ribs with bulgogi sauce!

overhead: platter of bulgogi beef short ribs

Ingredient notes and substitutions

  • Flanken short ribs

 Because the meat is cut across the bones instead of between them, flanken ribs are typically ¼ to ½-inch thick. The pieces of beef are long and this and often times come with several small bones in each slice. Flanken ribs can be cut from any of the three beef rib sections; plate, chuck, or back, but the best ratio of fat to meat is on the chuck.

If you can’t find them near the other packaged ribs, check with the butcher counter. Otherwise, any local butcher shop will cut flanken ribs for you.

beef ribs on plate with blender of bulgogi marinade in background
  • Bulgogi marinade

My bulgogi sauce has a slightly sweet flavor from brown sugar and applesauce, plus notes of ginger, garlic and soy sauce. The sweet and umami flavors are balanced with the addition of scallions (green onion) and sesame oil.

Cooking options for flanken ribs

Because flanken ribs are so thin, they cook very quickly; just 3 to 4 minutes per side.

Most people grill the short ribs but they’re also delicious smoked! If the weather isn’t in your favor, you can cook them under an oven broiler.

If none of those methods are options for you, a cast iron skillet works, but the texture and flavor won’t be as nice.

No matter which cooking method you use, the cook time for flanken ribs is the same; 3-4 minutes per side. What differs is the temperature that you cook them at.

  • On a gas, charcoal or pellet grill, cook the ribs at 350°F
  • For a smoker, set the temperature to 400°F
  • An oven broiler only has one setting
  • Stovetop – Use high heat and a cast iron grill pan or skillet. Allow pan to get searing hot before you add the ribs.

How to make flanken short ribs

  1. Marinate the beef.

To create flavor and tenderize the short ribs, you’ll want to marinate them for at least 4 hours, but you can marinate them overnight if you’d prefer.

Avoid marinating flanken ribs for longer than 8 hours, because the proteins in the meat begin to break down at that point.

  1. Cook according to preferred method.

I prefer to grill the flanken ribs because that’s how beef bulgogi is typically prepared. You can grill them, or use any of the other methods mentioned above; smoker, broiler, or in cast iron on a stovetop

No matter which method you use, be sure to allow the beef short ribs to rest for at least 5 minutes before slicing. This gives the meat time to reabsorb its juices.

bulgogi beef bibimbap on white plate

Serving suggestions

For the best flavor, cut the beef into thin slices, across the grain. I like to serve the dish bibimbap style, over steamed white rice, with a garnish of thinly sliced scallion (green onions).

Flanken short ribs would also be great with light side dishes like Chinese cucumber salad, Sweet and Sour Brussels Sprouts or Thai mango salad.

If you’d like to serve additional Korean BBQ sauce on the side for dipping, I have instructions on how to make it in my bulgogi sauce recipe post.

I hope you enjoy this recipe! Please come back to comment and rate the recipe after you try it.

closeup of flanken short ribs glazed with korean bbq sauce
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korean flanken short ribs on plated bed of white rice

Flanken Ribs with Bulgogi Sauce

5 from 1 vote
Whip up some flanken ribs with bulgogi sauce and enjoy Korean BBQ at home! Flavorful, satisfying, and perhaps best of all…so easy to make!
Servings: 4
Prep: 5 minutes
Cook: 15 minutes
Marinating Time: 4 hours

Ingredients 

  • 1 lb flanken short ribs

Marinade

Garnish

  • 1 scallion green part only, thinly sliced

Instructions 

  • Add all marinade ingredients to a blender and purée until smooth.
  • Place short ribs into a bowl or zip top plastic bag and pour the marinade over. Cover or seal the top and refrigerate for a minimum of 4 hours, or overnight (12 hours tops).
  • Heat gas, charcoal or pellet grill to 350°F. (See Note 1 for other cooking options)
  • Shake excess marinade from short ribs and place on grill grates. Grill on first side for 4 minutes, then flip ribs over and cook for an additional 4 minutes. The edges will caramelize and become crispy.
  • Allow the meat to rest for 5 minutes, then cut thin slices across the grain. Garnish with sliced green onions and serve over steamed rice.

Notes

Other cooking options – 
No matter which cooking method you use, the cook time for flanken ribs is the same; 3-4 minutes per side.
  • On a gas, charcoal or pellet grill, cook the ribs at 350°F
  • For a smoker, set the temperature to 400°F
  • An oven broiler only has one setting
  • Stovetop – Use high heat and a cast iron grill pan or skillet. Allow pan to get searing hot before adding the ribs

Nutrition

Calories: 429kcal | Carbohydrates: 36g | Protein: 26g | Fat: 21g | Saturated Fat: 6g | Cholesterol: 67mg | Sodium: 1706mg | Potassium: 617mg | Fiber: 2g | Sugar: 31g | Vitamin A: 159IU | Vitamin C: 4mg | Calcium: 94mg | Iron: 4mg

The information shown is an estimate provided by an online nutrition calculator. It should not be considered a substitute for a professional nutritionist’s advice.

Course: main dishes
Cuisine: Asian, korean
Author: Kevin
Have You Made This Recipe? Let Me Know on InstagramTag @keviniscooking or tag me #keviniscooking!
titled image: flanken short ribs with bulgogi sauce

Kevin

I was bitten by the cooking bug as a kid cooking and baking along side my mom. After an ROP restaurant course in high school, I went to work in restaurants and catering. My love of travel and food has led me across the world and I love to share those foods with family and friends.

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6 Comments

  1. You had this comment highlighted in your narrative: Avoid marinating flanken ribs for longer than 8 hours, because the proteins in the meat begin to break down at that point.
    However, in Step 2 you said: Cover or seal the top and refrigerate for a minimum of 4 hours, or up to overnight.
    Just double checking if we should not marinate ‘overnight’ as it will be longer than 8 hours before cooking and I wouldn’t want to ruin the flanken ribs and have the proteins in the meat break down.
    Looking forward to your response to clarify.

    1. Robbie, thanks for asking. Yes the proteins do start breaking down. Just keep in mind the longer they are marinated the more tender they get, but too long and the texture of the meat gets mushy. Marinate for a minimum of 4 hours, but a maximum of overnight, or 12 hours tops. Sound good? Enjoy!

  2. looking Forward to trying but for all your mentioning of using flanken ribs that does not appear to be what is in the pics. Looks like a thin cut steak not a cross cut of ribs with bones in them.

    1. Hi Lisa, thanks for stopping by. These are indeed flanken ribs, although my butcher sliced the end with the rib bone cross section that was visible off for whatever reason. I hope you enjoy this one! 🙂