Roasted Garlic Pork Tenderloin

Featured in: Classic Family Dinners

This dish features a tender pork tenderloin rubbed with a fragrant mix of garlic, herbs, and Dijon mustard, then roasted alongside a vibrant blend of carrots, bell peppers, red onion, and zucchini. The pork is cooked until juicy and perfectly tender, while the vegetables caramelize to enhance their natural sweetness. The result is a balanced and hearty main course that highlights simple ingredients and classic roasting techniques. Ideal for a comforting family dinner, this dish is both satisfying and easy to prepare.

Updated on Sat, 15 Nov 2025 12:19:00 GMT
Tender roasted garlic pork tenderloin surrounded by colorful, caramelized vegetables, ready to serve. Pin
Tender roasted garlic pork tenderloin surrounded by colorful, caramelized vegetables, ready to serve. | panpatriot.com

A succulent pork tenderloin roasted with aromatic garlic and a medley of colorful vegetables, perfect for a hearty family dinner.

I first made this roasted garlic pork tenderloin on a chilly autumn weekend, and it quickly became a family favorite. The kitchen filled with warm, comforting aromas as the pork roasted alongside the vegetables, making dinner a cozy affair.

Ingredients

  • Pork Tenderloin: 1.5 lb (700 g), trimmed
  • Garlic: 4 cloves, minced
  • Olive Oil (for pork): 2 tbsp
  • Fresh Rosemary: 1 tbsp, chopped (or 1 tsp dried)
  • Fresh Thyme: 1 tbsp, chopped (or 1 tsp dried)
  • Kosher Salt (for pork): 1 tsp
  • Black Pepper (for pork): 1/2 tsp, freshly ground
  • Dijon Mustard: 1 tbsp
  • Carrots: 2 medium, peeled and cut into 1-inch pieces
  • Red Bell Pepper: 1, seeded and cut into chunks
  • Yellow Bell Pepper: 1, seeded and cut into chunks
  • Red Onion: 1, cut into wedges
  • Zucchini: 1, sliced into thick rounds
  • Olive Oil (for vegetables): 2 tbsp
  • Salt (for vegetables): 1/2 tsp
  • Black Pepper (for vegetables): 1/4 tsp
  • Fresh Parsley: chopped, for garnish (optional)

Instructions

Preheat oven:
Preheat the oven to 425°F (220°C).
Prepare marinade:
In a small bowl, mix garlic, 2 tbsp olive oil, rosemary, thyme, salt, pepper, and Dijon mustard. Rub this mixture all over the pork tenderloin.
Prepare vegetables:
Arrange the carrots, bell peppers, red onion, and zucchini on a large baking sheet. Drizzle with 2 tbsp olive oil, sprinkle with 1/2 tsp salt and 1/4 tsp pepper, and toss to coat.
Assemble:
Place the pork tenderloin in the center of the baking sheet, nestling it among the vegetables.
Roast:
Roast for 30–35 minutes, or until the pork reaches an internal temperature of 145°F (63°C) and vegetables are tender and caramelized.
Rest:
Remove from oven. Let the pork rest for 5 minutes before slicing.
Serve:
Slice the pork and serve with the roasted vegetables. Garnish with fresh parsley if desired.
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We love gathering around the table for this meal – the kids always fight over the caramelized carrots! Leftovers are rare, but they make an excellent lunch the next day.

Serving Suggestions

This dish pairs beautifully with a crisp green salad or some garlicky mashed potatoes for an even heartier dinner.

Make Ahead & Storage

Prepare the marinade up to a day ahead. Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently to preserve juiciness.

Frequently Asked Questions

Can I use a different protein? Yes, chicken breast works well, just adjust the roasting time. Want it spicier? Add a pinch of cayenne to the marinade.

Juicy Roasted Garlic Pork Tenderloin featuring vibrant carrots, peppers, and onions, perfect for dinner. Pin
Juicy Roasted Garlic Pork Tenderloin featuring vibrant carrots, peppers, and onions, perfect for dinner. | panpatriot.com

This roasted garlic pork tenderloin fills the house with mouthwatering aromas and brings everyone to the table. Enjoy making memories with each savory bite!

Recipe Questions

What is the best way to ensure the pork tenderloin stays juicy?

Rubbing the pork with a garlic and herb marinade helps retain moisture, and allowing it to rest after roasting lets juices redistribute for optimal tenderness.

Can I substitute different vegetables in this dish?

Yes, root vegetables like potatoes or sweet potatoes can be added for extra heartiness, or seasonal vegetables can be used based on availability.

How do I know when the pork is properly cooked?

Use a meat thermometer to check for an internal temperature of 145°F (63°C), ensuring it is safely cooked but still juicy.

What herbs complement the roasted pork and vegetables?

Fresh rosemary and thyme are used here, adding aromatic and savory notes that enhance the pork and vegetable flavors.

Is this dish suitable for a gluten-free diet?

Yes, the ingredients are naturally gluten-free, but it’s important to verify the mustard and spices used do not contain gluten contamination.

How can I enhance the flavor of the vegetables while roasting?

Tossing the vegetables in olive oil, salt, and pepper before roasting helps caramelize them, bringing out their natural sweetness and depth.

Roasted Garlic Pork Tenderloin

Tender pork infused with garlic roasted with vibrant vegetables for a flavorful, wholesome meal.

Prep duration
20 min
Cooking duration
35 min
Total duration
55 min


Difficulty Easy

Origin American

Yield 4 Servings

Dietary requirements Dairy-free, Gluten-free

Ingredients

Pork & Marinade

01 1.5 lb pork tenderloin, trimmed
02 4 cloves garlic, minced
03 2 tbsp olive oil
04 1 tbsp fresh rosemary, chopped (or 1 tsp dried)
05 1 tbsp fresh thyme, chopped (or 1 tsp dried)
06 1 tsp kosher salt
07 1/2 tsp freshly ground black pepper
08 1 tbsp Dijon mustard

Vegetables

01 2 medium carrots, peeled and cut into 1-inch pieces
02 1 red bell pepper, seeded and cut into chunks
03 1 yellow bell pepper, seeded and cut into chunks
04 1 red onion, cut into wedges
05 1 zucchini, sliced into thick rounds
06 2 tbsp olive oil
07 1/2 tsp salt
08 1/4 tsp black pepper

Garnish

01 Fresh parsley, chopped (optional)

Directions

Step 01

Preheat oven: Preheat the oven to 425°F (220°C).

Step 02

Prepare marinade and coat pork: In a small bowl, combine garlic, 2 tablespoons olive oil, rosemary, thyme, salt, pepper, and Dijon mustard. Rub the mixture evenly over the pork tenderloin.

Step 03

Prepare vegetables: On a large baking sheet, arrange the carrots, bell peppers, red onion, and zucchini. Drizzle with 2 tablespoons olive oil, season with salt and pepper, and toss to coat evenly.

Step 04

Arrange pork and vegetables: Place the pork tenderloin in the center of the baking sheet, nestling it among the vegetables.

Step 05

Roast: Roast for 30 to 35 minutes, or until the pork reaches an internal temperature of 145°F (63°C) and the vegetables are tender and caramelized.

Step 06

Rest pork: Remove from oven and let the pork rest for 5 minutes before slicing.

Step 07

Slice and serve: Slice the pork and serve alongside the roasted vegetables. Garnish with chopped fresh parsley if desired.

Necessary tools

  • Large baking sheet
  • Small mixing bowl
  • Chef's knife
  • Cutting board
  • Meat thermometer

Allergy information

Review each ingredient for potential allergens and consult with healthcare providers if you're uncertain.
  • Contains mustard. Gluten-free but verify mustard and spice labels for possible gluten contamination.

Nutrition facts (per portion)

These values are estimates only and shouldn't replace professional medical guidance.
  • Calories: 325
  • Fat: 15 g
  • Carbohydrates: 15 g
  • Protein: 33 g