Juicy Oven-Baked Turkey Tenderloin Recipe

Easy Baked Turkey Tenderloin with a garlic butter sauce—modeled after a popular baked pork tenderloin recipe—is a simple, flavorful way to prepare turkey breast tenderloins. This method yields juicy, tender slices your family will enjoy.

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At Sweet C’s I include tips and explanations because I’m a home cook without formal culinary training. I share why steps and ingredients work so even beginners can feel confident in the kitchen.

How to Bake Turkey Tenderloin

This baked turkey tenderloin is similar to a baked pork tenderloin technique. You can sear the meat before or after oven roasting. I seared after baking so a loosely formed tenderloin would firm up in the oven before finishing on the stovetop. Searing is optional but adds color and extra flavor.

Baked Turkey Tenderloin Ingredients

The recipe uses straightforward pantry ingredients that build classic, savory flavor:

• Italian salad dressing (optional) — a ready marinade that adds acidity and herbs to tenderize and flavor the meat.
• Extra virgin olive oil — helps seasonings adhere and promotes browning.
• Sea salt — brings out natural flavors and helps retain moisture.
• Fresh cracked pepper — adds mild heat and depth.
• Turkey tenderloin — lean, mild, and quick-cooking; it soaks up seasoning and stays tender when cooked properly.
• Butter (sliced into pats) — bastes the meat as it melts and adds richness.
• Diced garlic — delivers roasted garlic aroma and savory depth.
• Dried basil, oregano, thyme, parsley, sage — or a 2 tbsp Italian herb blend; these herbs combine for a classic Mediterranean poultry profile.

Steps to Bake Turkey Tenderloin

Follow these steps for consistently tender, flavorful turkey tenderloin:

Marinate Tenderloins

Marinate for at least 30 minutes, up to overnight. A bottled Italian dressing works well, or you can use the garlic-butter or olive oil herb mixture described below.

Make Garlic Herb Butter

Combine butter, diced garlic, and dried herbs in a small saucepan. Gently melt the butter and toast the garlic briefly to release aroma. If you prefer olive oil, mix the garlic and herbs in a small bowl instead.

Season Tenderloin

Pat the tenderloin dry, then rub with the garlic-butter or olive oil-herb mix. Season evenly with sea salt and cracked pepper.

Create a Pouch

Place the seasoned tenderloin in a baking dish or on a foil/parchment pouch to retain moisture while cooking.

Optional Sear

After baking, sear the top and bottom in a hot skillet for added color and a bit more depth of flavor. If you already seared before baking, skip this step.

Rest, Slice, Enjoy!

Let the turkey rest for 5–10 minutes after cooking to let juices redistribute. Slice against the grain into medallions and serve.

Tips and Tricks to Perfect Baked Turkey Tenderloin

Marinate for extra flavor: Even 30 minutes in Italian dressing adds tenderness and brightness; overnight marinating intensifies flavor.

Pat dry before seasoning: Removing surface moisture helps the outside brown and keeps the texture pleasant.

Use a meat thermometer: Remove the tenderloin at 165°F for safe, juicy meat. Some cooks pull at 160°F and allow carryover to reach 165°F during rest.

Place butter pats evenly: Melting butter bastes the surface and amplifies herb flavors.

Mix garlic with oil: Combining garlic with a little olive oil before applying reduces the risk of burning in the oven.

Substitute Italian herb blend: Use a pre-made blend for convenience instead of measuring several dried herbs.

Add liquid to the pan: A splash of chicken broth or white wine keeps the baking environment moist and creates pan juices to spoon over slices.

Rest before slicing: A 5–10 minute rest yields more tender slices.

Slice against the grain: This gives the softest possible texture.

Use leftovers creatively: Sliced tenderloin reheats well and is great for salads, sandwiches, bowls, or meal prep.

Baked Turkey Tenderloin FAQs

What to Serve With Baked Turkey Tenderloin

Pretzel Sausage Stuffing

The Best Classic Green Bean Casserole

Easy Cranberry Fluff Salad

Winter Salad

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Easy Baked Turkey Tenderloin

By: Courtney ODell

Servings: 6

Prep: 5 mins

Cook: 40 mins

Rest: 10 mins

A moist, flavorful baked turkey tenderloin that’s ideal for small group dinners or holiday sides.

Equipment

• Half sheet pan or baking dish
• Skillet for optional searing
• Meat thermometer

Ingredients

• 1 bottle Italian salad dressing (optional marinade)
• 2 tbsp extra virgin olive oil
• 1 tbsp sea salt
• ½ tsp fresh cracked pepper
• 2 lb turkey tenderloin
• 4 tbsp butter, divided into pats
• 2 tbsp diced garlic
• 1 tsp dried basil*
• 1 tsp dried oregano*
• 1 tsp dried thyme*
• 1 tsp dried parsley*
• ½ tsp dried sage*

Instructions

1. (Optional) Marinate the turkey in Italian salad dressing for 1–12 hours for added flavor and tenderness.
2. Preheat the oven to 375°F (190°C).
3. Pat the tenderloin dry and place it in a baking dish or on a parchment/foil-lined pan.
4. Drizzle with olive oil and season with sea salt and cracked pepper.
5. Sprinkle the dried herbs (or use 2 tbsp Italian seasoning) evenly over the turkey.
6. Top with diced garlic and place butter pats across the tenderloin.
7. Bake 30–40 minutes, or until the internal temperature reaches 165°F (74°C).
8. Let rest 5–10 minutes before slicing to keep the meat juicy. Optionally sear briefly in a hot skillet for more color.

Notes

• Or substitute 2 tbsp Italian seasoning for the individual dried herbs.

Nutrition

Calories: 367 kcal

Carbohydrates: 6 g

Protein: 36 g

Fat: 22 g (Saturated: 7 g)

Sodium: 1699 mg

Nutrition information is an estimate and should be used as a guideline.

Additional Info

Course: Main Dish

Cuisine: American