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close up of a pork tenderloin

Garlic Butter Pork Tenderloin

Perfectly cooked in a garlicky butter sauce, this garlic butter pork tenderloin is going to have you reaching for seconds. Simple enough for a quick weeknight dinner but looks fancy enough for a holiday dinner.
Course dinner, Main Course
Cuisine American
Keyword garlic butter pork, Pork Tenderloin, pork tenderloin recipe
Prep Time 5 minutes
Cook Time 25 minutes
0 minutes
Total Time 30 minutes
Servings 8 people
Calories 303kcal


  • 2 pounds pork tenderloin
  • Salt and pepper to taste
  • ¼ cup unsalted butter softened
  • 1 tablespoon chopped fresh parsley plus additional for topping
  • 1 tablespoon fresh thyme remove leaves from the stem
  • 2 cloves garlic minced
  • ½ teaspoon onion powder
  • 1 tbsp olive oil


  • Preheat oven to 425 degrees.
  • Pat pork dry with paper towels.
  • Season all sides of the tenderloin with salt and black pepper. Set aside
  • In a small bowl add butter, parsley, thyme, garlic and onion powder. Mix well to combine all the ingredients together. Set aside.
  • In a cast iron skillet, heat 1 tablespoon of olive oil over medium heat.
  • Add the pork to the skillet and sear for 2-3 minutes each side. This part is important to give the pork a brown crust.
  • Remove skillet from the heat. Using a fork or spoon, spread the garlic butter mixture over the top of the pork.
  • Transfer skillet to the oven and bake for 20-25 minutes or until the pork reaches an internal temperature of 145 degrees.
  • Remove from oven and let rest for 5 minutes.
  • Slice pork into 1-inch thick slices and serve.


Serving: 1/6 | Calories: 303kcal | Carbohydrates: 1g | Protein: 39g | Fat: 15g | Saturated Fat: 7g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 5g | Cholesterol: 130mg | Sodium: 474mg | Potassium: 650mg