pan-seared beef tenderloin

The 30-Minute Tenderloin That Tastes Like You Tried All Day

Name: Pan-Seared Beef Tenderloin with Garlicky Green Beans and Brown Butter
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Yield: 2 servings
Ingredients: 2 (6 oz each) beef tenderloin steaks; 0.75 tsp Kosher Salt; 0.5 tsp Black Pepper; 0.75 lb Fresh Green Beans; 3 tbsp Butter; 4 clove Garlic; 0.5 Lemon; 1 tsp Fresh Thyme; 1 tbsp Extra Virgin Olive Oil

A perfectly seared beef tenderloin with garlicky brown butter green beans — restaurant-quality on a weeknight, ready before anyone gets impatient.

Dan CooksApril 21, 20267 min read Print this post

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Pan-seared beef tenderloin plated over garlicky brown butter green beans, finished with a squeeze of lemon.

Nail the crust on the beef and the color of the butter, and this dinner does the rest of the talking for you.

Overhead view of Beef Tenderloin, Kosher Salt, Black Pepper, Fresh Green Beans, Butter, Garlic, Lemon and Fresh Thyme arranged on a table — Everything you need: tenderloin filets, fresh green beans, garlic, butter, lemon, thyme, and a good cast iron skillet.

The science behind why salting timing matters so much — and how to use it to your advantage.

Food science

Salt and Beef Moisture Retention

Salt early or right before cooking — never in the 5–30 minute window when surface moisture is drawn out but not yet reabsorbed. That wet surface kills your sear.

Workaround

Dry-brine uncovered in the fridge 1–24 hours ahead. Surface will be visibly dry — that's exactly what you want before it hits a hot pan.

Three moves make or break this recipe.

Three moments make or break this dish. Get these right and everything else is just execution.

Tenderloin steaks (1.5 in thick): 3 min per side for medium-rare, rest 5 min tented. Brown butter: 3–4 min over medium, watch for amber solids and a nutty aroma.

Dry-brine the tenderloin at least 40 minutes out — pat dry before it hits the pan
Sear in olive oil over high heat, basting with butter and thyme in the last 90 seconds
Brown butter in a separate pan until milk solids are amber, then add garlic off-heat

Why it works

black pepper + garlicBoth carry piney, citrusy, earthy and roasted notes.
garlic + olive oilBoth carry piney, citrusy, clove-like and smoky notes.
lemon + fresh thymeBoth carry piney and citrusy notes.

Divide the green beans between two plates and top each with a beef tenderloin while preparing Pan-Seared Beef Tenderloin with Garlicky Green Beans and Brown Butter — The sear in action — beef tenderloin left untouched in a hot cast iron skillet until a deep golden crust forms.

Mise en place

25 minutes, and you’re ready to cook.

Get your mise en place sorted before anything hits the heat — this recipe moves fast once you start cooking.

Gather EquipmentGather a cast iron skillet, cutting board, sharp knife, paper towels, small bowl for spice mixture, small bowl for garlic, measuring spoons, meat thermometer, tongs, wooden spoon, and two dinner plates.
2 min
Prepare the Beef TenderloinRemove the beef tenderloin steaks from the refrigerator and pat dry thoroughly with paper towels. Set aside on a clean plate to begin coming to room temperature.
Prepare the Fresh Green BeansRinse the fresh green beans under cold water. Trim both ends of each bean with a sharp knife. Pat dry with paper towels and place in a prep bowl.
3 min
Prepare the GarlicPeel 4 cloves of garlic and mince finely. Place the minced garlic in a small bowl.
2 min
Prepare the LemonCut the lemon half in half again to create two wedges. Zest one wedge finely using a microplane or box grater to yield about ½ teaspoon zest, and place in a small bowl. Juice both wedges into a separate small bowl or measuring spoon to yield about 1 tablespoon juice.
2 min
Measure Spices and HerbsMeasure ¾ teaspoon kosher salt, ½ teaspoon black pepper, and 1 teaspoon fresh thyme leaves (stripped from stems if using fresh sprigs). Combine in a small bowl.
2 min
Measure Butter and OilMeasure 3 tablespoons butter and 1 tablespoon extra virgin olive oil. Place the butter in a small bowl and the olive oil in a small measuring cup or ramekin.
1 min
Stage IngredientsArrange all prepped ingredients near the stove in cooking order: spice mixture, olive oil, beef tenderloin on its plate, green beans, minced garlic, butter, lemon zest, and lemon juice. Have paper towels, tongs, wooden spoon, meat thermometer, and two dinner plates ready.
1 min

Active time~25 min · hands-on

The details that separate a good tenderloin dinner from a great one.

technique

Dry-brine the beef — don't salt it at the last minute

Salt on beef tenderloin needs time. Salt it 40+ minutes ahead or, better, the night before. In the 5–30 minute window, surface moisture is drawn out but hasn't reabsorbed — you'll steam instead of sear and lose the fond you need.

chemistry

Garlic and butter share sulfur and lactone compounds — cook them together

Butter and garlic bridge on sulfur and lactone families. Letting the garlic cook in the browning butter rather than adding it after means those volatile aromatics bloom into the fat and coat the green beans evenly.

pairing

Lemon and thyme are a natural finish — don't skip the squeeze

Lemon and fresh thyme share terpene compounds, which is why a hit of lemon juice over the finished green beans snaps everything into focus. The acid also cuts the richness of the brown butter so the dish doesn't feel heavy.

warning

Brown butter goes from nutty to burnt in seconds

Once the milk solids hit amber and smell like hazelnuts, pull the pan off the heat immediately. Residual heat will keep cooking. Add the garlic off-heat first, then return to low — it protects the butter from scorching and crisps the garlic without bitterness.

What’s in it

Contains: milk
Fits: Gluten-Free, Nut-Free, Halal

Halal and kosher also depend on how the ingredients are sourced and certified.

Smart swaps

Substitutions that still taste like the recipe.

Working with what you've got? Here are the swaps that hold up best in this recipe.

green beans

zucchini
cucumber
celery
Sturdier.

butter

cream
Lacks the fresh and grassy notes.
clotted cream
ghee
Brings earthy and roasted notes; lacks the fresh and grassy notes.

garlic

onion↑ sweet
Brings fruity notes; lacks the piney and citrusy notes; juicier; sweeter-bodied.
chives↓ savory↓ spicy
Lacks the clove-like and smoky notes; more delicate.
leek↓ spicy
Lacks the clove-like and smoky notes; juicier; less aromatic.

lemon

lime
grapefruit↓ sour
Less aromatic.
kumquat↑ sweet
Less acidic; less aromatic.

The nutrition

This is a protein-forward, naturally low-sugar plate. Here's an honest look at what's on it.

588Calories per serving

Food groups measured against a 2,000-calorie day

Daily picture

DGA food groups

protein

57%

dairy

vegetables

fruits

whole grains

healthy fats

33%

✓ Covers 57% of your daily protein

• No vegetables in this recipe
• No fruits in this recipe
• No whole grains in this recipe

Strong in protein and healthy fats, light on vegetables, fruits, and whole grains.

What it costs

$47.46Total cost

$23.73Per serving (2)

Produce: $3.71
Dairy & Eggs: $0.16
Meat & Poultry: $43.41
Oils & Vinegars: $0.13
Spices & Seasonings: $0.05

Common questions

Can I use a regular stainless pan instead of cast iron?

You can, but cast iron holds heat better and gives you a more even, aggressive sear. If you use stainless, make sure it's fully preheated and don't move the steak — let it release naturally before you flip.

How do I know when the tenderloin is done without a thermometer?

Get a thermometer — seriously, for a cut this expensive it's worth it. Medium-rare is 130°F. If you're going by feel, medium-rare is about as firm as the fleshy part of your palm when you touch your middle finger to your thumb.

My butter burned before the garlic crisped up. What happened?

The heat was too high or you waited too long to pull the pan. Next time, add the garlic off the heat the moment the butter turns amber. The residual heat will crisp the garlic without scorching the butter.

Can I make this for more than two people?

Absolutely — just scale up the ingredients. You may need to sear the steaks in batches so you don't crowd the pan, which would cause them to steam instead of sear.

What if I want to dry-brine but forgot to do it ahead of time?

Salt the steaks and let them sit uncovered at room temperature for at least 40 minutes. If you're really in a pinch, season right before they hit the pan and pat them very dry with paper towels — just know the crust won't be quite as deep.

The recipe

Pan-Seared Beef Tenderloin with Garlicky Green Beans and Brown Butter

Serves 230 minAmerican Italian

The Quarterly

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