Grilling Beef Tenderloin: Perfect Times and Tips for Juicy Results

Grilling Beef Tenderloin: The Ultimate Guide to Perfect Results

Beef tenderloin is one of the most luxurious and tender cuts you can throw on the grill. Whether you’re planning a special occasion or just want to treat yourself, knowing exactly how long to grill beef tenderloin—and how to do it right—makes all the difference. In this easy-to-follow guide, we’ll walk you through everything you need to know for grilling beef tenderloin to perfection, from prepping and seasoning, to grilling times, temperatures, and tips for juicy, mouthwatering results every time.

Why Choose Beef Tenderloin for Grilling?

Beef tenderloin is prized for its buttery texture and mild flavor. It’s the cut that brings you filet mignon steaks and is often the centerpiece of festive dinners. While it’s a more expensive cut, its tenderness and impressive presentation make it worth every penny when you want to wow your guests or family.

Preparing Beef Tenderloin for the Grill

Before you start grilling, a little prep goes a long way:

  • Trim the tenderloin: Remove silver skin and excess fat for even cooking.
  • Bring to room temperature: Let your beef tenderloin sit out for about 30-45 minutes before grilling. This helps it cook more evenly.
  • Season generously: Simple is best—coarse salt, freshly ground pepper, and a drizzle of olive oil. You can also add garlic, fresh herbs, or your favorite steak rub.
  • Tie it up: If grilling a whole tenderloin, tie it with butcher’s twine every 2-3 inches so it maintains a uniform shape and cooks evenly.

How Long Should You Grill Beef Tenderloin?

The grilling time for beef tenderloin depends on its size and thickness, as well as your preferred level of doneness. Here’s a general guideline for a whole beef tenderloin (about 2-3 pounds):

  • Rare (120-125°F): 20-25 minutes total
  • Medium Rare (130-135°F): 25-30 minutes total
  • Medium (140-145°F): 30-35 minutes total
  • Medium Well (150-155°F): 35-40 minutes total

If you’re grilling individual filet mignon steaks (about 1.5–2 inches thick), grill each side for 4–5 minutes for medium rare.

Direct vs. Indirect Grilling Methods

Direct heat gives you a nice sear on the outside, while indirect heat gently cooks the inside without burning the exterior. The best method for beef tenderloin is to use both:

  1. Sear over direct heat: Place the tenderloin over high heat and sear each side for 2–3 minutes until browned.
  2. Finish over indirect heat: Move the tenderloin to indirect heat (or reduce the burner on a gas grill) and continue grilling until it reaches your desired internal temperature.

Using a Meat Thermometer: Your Best Friend

A digital meat thermometer is essential for grilling beef tenderloin. Insert it into the thickest part of the meat for an accurate reading. Remember, the meat will continue to cook as it rests—remove it from the grill when it’s about 5°F below your target temperature.

Step-by-Step: Grilling Whole Beef Tenderloin

  1. Preheat your grill: Aim for high heat (450°F) for searing, then reduce to medium (350°F) for finishing.
  2. Sear the tenderloin: Place the beef directly over the flames and sear each side for 2–3 minutes until beautifully browned.
  3. Move to indirect heat: Shift the tenderloin away from direct flames. Close the lid and cook until it reaches your desired doneness, turning occasionally.
  4. Check temperature: Use your thermometer to check the thickest part of the meat.
  5. Let it rest: Remove from grill and tent loosely with foil. Rest for at least 10–15 minutes before slicing. This keeps all those delicious juices inside!

Tenderloin Grilling Tips for Success

  • Avoid overcooking: Tenderloin is best enjoyed medium rare or medium—overcooking can dry it out.
  • Add flavor with compound butter: Top your grilled beef with a pat of herb or garlic butter as it rests.
  • Let it rest: Resting is crucial! This step ensures juiciness in every bite.
  • Slicing matters: Slice against the grain into thick medallions for ultimate tenderness.
  • Create a two-zone fire: For charcoal grills, pile coals on one side for searing and leave the other side cooler for finishing.

Slicing and Serving Your Grilled Beef Tenderloin

Once rested, remove twine and slice the tenderloin into thick, even pieces. Serve with your favorite sides like roasted potatoes, grilled veggies, or a fresh salad. A drizzle of pan juices or horseradish cream sauce makes it extra special!

Troubleshooting: Common Grilling Questions

How do I keep beef tenderloin from drying out?

Avoid overcooking by using a thermometer and pulling the meat off at about 5°F below your target temperature. Always rest before slicing.

Should I marinate beef tenderloin?

This cut is already very tender, so a marinade isn’t necessary. However, a simple rub or herb crust can add extra flavor if you like.

Can I grill beef tenderloin ahead of time?

You can grill ahead, but beef tenderloin is at its best fresh off the grill after resting. If needed, gently reheat slices in a low oven with some beef broth to keep them moist.

How do I get a good crust on my beef tenderloin?

Searing over high direct heat creates that delicious crust. Make sure your grill is hot and don’t move the meat around too much during searing.

Final Thoughts

Grilling beef tenderloin may seem intimidating at first, but with these easy steps and tips, you’ll be serving up perfectly cooked, juicy beef every time. Remember: season well, use both direct and indirect heat, check your temps, let it rest, and enjoy every bite!

Frequently Asked Questions (FAQ)

  • What’s the best internal temperature for beef tenderloin?
    For medium rare, aim for an internal temp of 130–135°F before resting.
  • How thick should I slice beef tenderloin?
    Slices about 1-inch thick are ideal for serving.
  • Can I use these tips for smaller filet mignon steaks?
    Absolutely! Adjust grilling time based on thickness—about 4–5 minutes per side for medium rare filet mignon.

Your Turn: Fire Up the Grill!

No matter your experience level, grilling beef tenderloin can be a rewarding process that yields restaurant-quality results at home. With these tips in mind, you’re ready to impress at your next cookout or holiday meal!

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