About This Recipe

When it comes to weeknight dinners that feel both satisfying and special, Keto Garlic Butter Pork Tenderloin with Roasted Veggies is hard to beat. Pork tenderloin is a lean, tender cut of meat that cooks quickly, making it ideal for keto meals where you want plenty of protein without the carbs. By searing the pork and finishing it in a luscious garlic butter sauce, you get a meal that’s juicy, flavorful, and guaranteed to impress.

What makes this dish stand out is the balance of flavors and textures. The pork tenderloin is seasoned simply with salt, pepper, and herbs, then seared for a golden crust. It’s paired with roasted low-carb vegetables like broccoli, zucchini, and bell peppers, which caramelize in the oven and bring natural sweetness to the plate. The star of the dish, however, is the garlic butter sauce—rich, aromatic, and full of flavor. It ties everything together and gives this dinner restaurant-quality appeal.

Nutritionally, this dish is exactly what a keto dinner should be: high in protein and healthy fats while keeping carbs low. Pork tenderloin itself is naturally lean, so the butter and olive oil provide that perfect fat balance to make it keto-friendly. The roasted vegetables add fiber and nutrients without spiking carbs, keeping each serving well within keto macros.

This recipe is also versatile and practical. You can prep the vegetables ahead of time, season the pork, and have everything ready to go for a quick 30-minute dinner. It’s a great choice for meal prep, too—the pork stays tender when reheated, and the veggies hold up well in the fridge. Whether you’re cooking for family dinner, hosting guests, or just meal prepping for the week, this dish delivers big flavor with minimal fuss.

In short, Keto Garlic Butter Pork Tenderloin with Roasted Veggies is the kind of recipe that shows how satisfying keto can be. Simple ingredients, bold flavors, and a meal that feels comforting yet nourishing—exactly the kind of balance that keeps you on track without missing out.

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Why You’ll Love This Recipe

Juicy, tender pork with a rich garlic butter sauce 🧄
Low-carb and keto-friendly with only a few net carbs per serving
Perfect balance of protein, fats, and fiber
Family-friendly and great for meal prep
Ready in about 30 minutes

Servings: 4

Ingredients

For the pork:
- 1 ½ lbs (680 g) pork tenderloin, trimmed
- 2 tbsp olive oil
- 4 tbsp butter
- 4 cloves garlic, minced
- 1 tsp Italian seasoning
- Salt & pepper, to taste
- 1 tbsp fresh parsley, chopped (for garnish)
For the roasted veggies:
- 2 cups broccoli florets
- 1 medium zucchini, sliced
- 1 red bell pepper, sliced
- 2 tbsp olive oil
- Salt & pepper, to taste

Instructions

Preheat oven to 200°C (400°F). Line a baking sheet with parchment paper.
Place broccoli, zucchini, and bell pepper on the sheet. Drizzle with olive oil, season with salt and pepper, and toss to coat. Roast 20–25 minutes until tender and slightly charred.
Meanwhile, season pork tenderloin with salt, pepper, and Italian seasoning.
Heat olive oil in a large oven-safe skillet over medium-high heat. Sear pork on all sides until golden, about 2–3 minutes per side.
Reduce heat to medium. Add butter and garlic to the skillet. Spoon garlic butter over the pork as it cooks.
Transfer skillet to oven (place alongside veggies if space allows) and roast pork 12–15 minutes, or until internal temperature reaches 63°C (145°F).
Remove pork, rest for 5 minutes, then slice into medallions.
Serve pork slices with roasted veggies and drizzle with garlic butter sauce. Garnish with parsley.

Nutrition

(per serving)

Calories: ~420
Fat: 28g
Protein: 36g
Net Carbs: 5g
Fiber: 2g

FAQ

Can I use pork chops instead of pork tenderloin?
Yes, pork chops work well—just adjust cooking time depending on thickness.

What veggies are best for this dish?
Broccoli, zucchini, and bell peppers are great low-carb choices, but cauliflower, asparagus, or green beans also work.

How do I know when the pork is done?
Use a meat thermometer—145°F (63°C) is perfect for juicy, tender pork.

Can I make the sauce dairy-free?
Yes, swap the butter for ghee or a dairy-free butter alternative.

Variations & Substitutions

Swap pork for chicken breast or thighs.
Add red pepper flakes for a spicy kick.
Use cauliflower mash instead of roasted veggies for a cozy, hearty meal.

Serving Suggestions

Pair with a side salad or cauliflower rice for extra bulk.
Serve with roasted garlic mushrooms for a more indulgent spread.
Add a keto-friendly dipping sauce like homemade ranch or aioli.

Recipe Card

Keto Garlic Butter Pork Tenderloin with Roasted Veggies

Name: Keto Garlic Butter Pork Tenderloin with Roasted Veggies
Prep time: 10 min
Cook time: 25 min
Total time: 35 min
Yield: 4 servings
Cuisine: Low Carb / Keto
Ingredients: 680 g pork tenderloin, trimmed; 2 tbsp olive oil; 4 tbsp butter; 4 cloves garlic, minced; 1 tsp Italian seasoning; Salt & pepper, to taste; 1 tbsp fresh parsley, chopped; 2 cups broccoli florets; 1 medium zucchini, sliced; 1 red bell pepper, sliced; 2 tbsp olive oil (for veggies); Salt & pepper, to taste

Juicy pork tenderloin cooked in a garlic butter sauce and served with roasted low-carb vegetables. A flavorful, keto-friendly dinner ready in about 35 minutes.

Yield: 4 servings • Prep: 10 min • Cook: 25 min • Total: 35 min

Ingredients

680 g pork tenderloin, trimmed
2 tbsp olive oil
4 tbsp butter
4 cloves garlic, minced
1 tsp Italian seasoning
Salt & pepper, to taste
1 tbsp fresh parsley, chopped (for garnish)
2 cups broccoli florets
1 medium zucchini, sliced
1 red bell pepper, sliced
2 tbsp olive oil (for veggies)
Salt & pepper, to taste

Instructions

Preheat oven to 200°C (400°F). Line a baking sheet with parchment paper.
Toss broccoli, zucchini, and bell pepper with olive oil, salt, and pepper. Roast 20–25 minutes.
Season pork with salt, pepper, and Italian seasoning.
Sear pork in a skillet with olive oil until golden on all sides.
Add butter and garlic to skillet, spoon over pork as it cooks.
Roast pork in oven 12–15 minutes, until internal temp is 63°C (145°F).
Rest 5 minutes, slice, and serve with roasted veggies and garlic butter.

Nutrition (per serving)

Calories: 420
Fat: 28 g
Protein: 36 g
Net Carbs: 5 g
Fiber: 2 g

Dinner • Low Carb / Keto • keto pork tenderloin, garlic butter pork, roasted veggies, low carb dinner

Final Thoughts

Craving comfort food but still want to stay low-carb? 🥩🥦 This Keto Garlic Butter Pork Tenderloin with Roasted Veggies proves you don’t need pasta or potatoes to feel full and happy. Save it on Pinterest, share it on Instagram, and keep it in your weekly dinner rotation. Trust me, your taste buds will thank you—and so will your macros 😉