How to Cook Stuffed Beef Tenderloin On a Flat Top Grill

One of the requirements of cooking the mouthwatering stuffed beef tenderloin is getting the temperature and the stuffing right.

The top-rated flat top grill makes it easy to set your cooking temperature right. And by so doing, you avoid ending up with tough and dry beef tenderloin. On top of the right flat top grill, read on for the pro cooking tips that boost your success.

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What’s the Right Temperature for Cooking Stuffed Beef Tenderloin on a Flat Top Grill?

Since beef tenderloin is lean and soft, set the griddle to a medium heat level. That means a temperature of about 350 to 400 degrees Fahrenheit.

When Cooking Stuffed Beef Tenderloin On a Flat Top Grill, How Do You Know it is Done?

The easiest way to tell when the stuffed beef tenderloin is done is through a meat thermometer. For medium-rare doneness, take it off the griddle when the meat thermometer registers a reading of 135 degrees Fahrenheit.

And after resting it for about 10 minutes off the grill, the internal temperature will rise to about 145 degrees Fahrenheit. Just like you do when cooking steak on a flat top grill[how to cook steak on a flat top grill].

How Long Does It Take to Cook Stuffed Tenderloin On a Flat Top Grill?

The total cooking time of stuffed beef tenderloin depends on its thickness and your desired doneness level.

But for a guide, a pound of beef tenderloin at medium temperature (about 350 to 400 degrees Fahrenheit) takes 10 minutes to cook to medium-rare, 135 degrees Fahrenheit.

But don’t over-rely on the timing, instead pay attention to the internal heat level to gauge whether it’s done or not.

How to Cook Stuffed Beef Tenderloin On a Flat Top Grill?


Wash the beef tenderloin with a large volume of water. Dry off the excess moisture with a paper towel. Cut the beef tenderloin on the side and inside so you can flatten the meat.

Add the Stuffing

Once you have flattened the meat add cheese on top of it. In addition, slice your vegetables such as tomatoes, and bell paper, and add them to the flattened tenderloin. Position the stuffing to the center leaving about half an inch off the edge of the meat.

Wrap it Up

Having centered the stuffing, close up the beef using wooden sticks on the edges. That way the sliced tomatoes, cheese, and bell pepper can’t fall out.

Preheat the Flat Top Grill.

Switch on the flat top grill and preheat to medium heat temperatures for a couple of minutes. Once it has preheated load the wrap-up stuffed beef tenderloin.

Cook and Monitor the Internal Temperature

Poke the probe of the meat thermometer into the thick part of the beef tenderloin (do not insert it into the stuffing). Cook for approximately 10 to 15 minutes for each side depending on the thickness.

However, do not over-rely on the cooking period instead take note of the internal temperature of the tenderloin.

And once the internal temperature reaches 135 degrees Fahrenheit, remove the stuffed beef tenderloin from the grill.

Place it on a Plate to Rest

After removing it from the griddle, place it on a plate to rest for another 10 minutes. Do not slice it yet. And once the minutes elapse, cut it into slices as you wish. Serve with your favorite side dish.

What are the Mistakes to Avoid When Cooking Stuffed Beef Tenderloin On a Flat Top Grill?

You can cook the delicious crusty stuffed beef tenderloin on a flat top grill by keeping off the following mistakes:


As its name suggests, tenderloin is lean and tender meat. Therefore, it’s straightforward to overcook it and thus making it tough.

For that reason, most professional chefs advise that you cook it to an internal temperature not exceeding 140 degrees Fahrenheit. Otherwise, the beef will become dry and tough.

Not Giving it Time to Rest

Once the stuffed beef tenderloin has attained the internal heat level of 135 to 140 degrees, take it off the griddle. However, don’t cut it right away and serve. Because if you do, the locked juices will flow out to the plate and so leave you will dry and less tasty beef.

Instead, let it rest on the plate for about 10 minutes. As it rests, the internal temperature also increases. Furthermore, the internal juices redistribute throughout the stuffed beef tenderloin.

Failing to Tie It Up

Tenderloin beef has an odd shape. Some sections are thinner than the rest. So if you cook it on the griddle the way it will cook unevenly.

When dealing with bole beef tenderloin, stuck the thinner end beneath such that when you tie it up it gives the uniform thickness.

Alternatively, you can stand it on the cut end and tie it with a kitchen string so that you end up with a round shape.

Not Trimming Off the Silver/White Connective Tissue

The silvery connective tissue is tough and chewy. So you need to remove it just like you do when cooking scallops on a flat top grill[how to cook scallops on a flat top grill]. A thin sharp knife can help jump-start the process. After that, just hold it with your hands and rip it off the surface.


One of the best things about cooking stuffed beef tenderloin is that you get to choose the stuffing of your choice. Moreover, a flat top grill provides enough space for preparing the stuffing or sautéing the vegetables. In other words, it just makes your cooking much more manageable than other cooking platforms.