Easy Crock Pot Pork Tenderloin Recipe: Perfect for Keto Diet Lovers

Welcome to the ultimate guide for creating a mouthwatering Crock Pot Pork Tenderloin that’s not only delicious but also perfectly suited for your keto lifestyle. This dish is a testament to the magic of slow cooking, where each bite rewards you with the rich, deep flavors that only hours of patient simmering can achieve. If you’re on the hunt for a keto-friendly dinner that promises to satisfy without the carb overload, you’ve come to the right place.

Imagine a pork tenderloin so tender it practically melts in your mouth, with a symphony of flavors that dance on your palate. That’s what you get with this Crock Pot recipe. It’s a no-fuss, set-it-and-forget-it kind of meal that frees up your time while it cooks to perfection. This recipe is the epitome of keto comfort food, with a low carb count and high-fat content to keep you in line with your dietary goals. Let’s dive into the world of slow-cooked excellence!

Crock Pot Pork Tenderloin

Recipe Details

The story behind this Crock Pot Pork Tenderloin is one of discovery and adaptation. Initially inspired by traditional slow-cooked meals, this recipe has been tweaked and perfected to fit within the keto diet framework. The key to its success lies in the careful selection of ingredients that not only bring out the best in the pork but also align with the nutritional needs of a ketogenic lifestyle.

Starting with a lean yet flavorful cut, the pork tenderloin is the star of the show. It’s a protein powerhouse with a modest fat content that we boost with the addition of butter and olive oil, ensuring you get that essential fat intake for keto. The aromatic blend of Italian seasoning and garlic infuses the meat with herby goodness, while the apple cider vinegar adds a subtle tang that brightens the overall flavor profile.

For those on the keto diet, this dish is a dream come true. It’s low in carbs, thanks to the careful selection of seasonings and the omission of sugar-laden sauces often found in traditional recipes. The onions add a hint of sweetness naturally, and the use of chicken broth provides both moisture and a base for the delectable sauce you’ll create from the cooking juices.

Crock Pot Pork Tenderloin Ingredients

The Method

Creating this Crock Pot Pork Tenderloin is an exercise in patience and precision. The first step, searing the pork, is crucial. It locks in the juices and creates a beautiful crust that not only adds texture but also layers of flavor. Make sure your skillet is hot enough to sizzle as the meat hits the pan, and don’t be afraid to let it develop a rich, golden color.

When arranging the onions in the crock pot, think of them as both a bed and a flavor enhancer. They’ll slowly caramelize underneath the pork, contributing to the sauce’s complexity. As for the broth mixture, whisking it thoroughly ensures that each ingredient is fully integrated, allowing the flavors to meld together and penetrate the meat during the slow cooking process.

Once the pork is nestled in the crock pot, resist the urge to lift the lid too often. Each peek releases heat and can extend the cooking time. Trust the process and the power of low and slow cooking. When the pork reaches the ideal internal temperature, give it time to rest. This allows the juices to redistribute, ensuring every slice is succulently moist. And don’t discard those flavorful juices; reducing them down on the stove will create a sauce that’s nothing short of divine.

Crock Pot Pork Tenderloin Cooking


Spicy Crock Pot Pork Tenderloin

For those who enjoy a kick of heat, consider adding a blend of chili powder, cayenne pepper, and smoked paprika to the seasoning mix. The smokiness of the paprika pairs wonderfully with the natural sweetness of the pork, while the chili and cayenne provide a pleasant heat that builds with each bite.

Herb-Crusted Crock Pot Pork Tenderloin

Take the herbal notes to the next level by creating a rub of fresh rosemary, thyme, and sage. Finely chop the herbs and mix with olive oil to create a paste. Coat the pork tenderloin with this herbaceous blend before searing. The fresh herbs will impart a garden-fresh flavor and create an enticing aroma as the pork cooks.

Mediterranean Crock Pot Pork Tenderloin

Inspired by the flavors of the Mediterranean, this variation includes sun-dried tomatoes, Kalamata olives, and a sprinkle of feta cheese added in the last 30 minutes of cooking. The tomatoes and olives bring a tangy, savory element that complements the pork, while the feta adds a creamy finish.


Understanding that dietary restrictions or personal preferences might require substitutions, here are some keto-friendly alternatives to ensure this dish remains accessible to all.

Substitute for Chicken Broth

If chicken broth is not available, a good substitute is vegetable broth or, for a richer flavor, beef broth. Both options maintain the low-carb integrity of the dish while providing a suitable liquid base for cooking.

Substitute for Apple Cider Vinegar

For those who prefer a different type of acidity or have an intolerance to apple cider vinegar, white wine vinegar makes an excellent substitute. It still offers a tangy flavor without altering the carb count significantly.

Substitute for Dijon Mustard

If Dijon mustard is not to your taste or you’re simply out of it, yellow mustard can be used in its place. While the flavor profile will be slightly different, it will still provide the zesty kick that the recipe calls for.

FAQ Section

Can I cook this on high instead of low?

Yes, you can cook the pork tenderloin on high for 2 hours. However, for the best results and utmost tenderness, the low and slow approach is recommended.

How do I store leftovers?

Leftover pork tenderloin can be stored in an airtight container in the refrigerator for up to 3 days or frozen for up to a month.

Can I use a pork loin instead of a tenderloin?

While you can use a pork loin, be aware that it’s a larger and tougher cut, so cooking times may need to be adjusted accordingly.

Is this recipe gluten-free?

Yes, as long as you ensure your chicken broth and other ingredients are gluten-free, this recipe is safe for those avoiding gluten.

Can I add vegetables to the crock pot?

Absolutely! Low-carb vegetables like mushrooms, bell peppers, or zucchini can be added to the crock pot for extra flavor and nutrients.

Crock Pot Pork Tenderloin

This Crock Pot Pork Tenderloin is a succulent, easy-to-make meal that's perfect for any dinner occasion. The slow cooker does all the work, infusing the tenderloin with rich flavors and ensuring it's deliciously tender.
4 from 1 vote
Prep Time 15 minutes
Cook Time 4 minutes
Total Time 4 minutes
Course Dinner
Cuisine American
Servings 6 people
Calories 298 kcal


  • Crock Pot
  • Large skillet
  • Small bowl
  • Whisk
  • Meat thermometer
  • Saucepan


  • 2 pounds Pork tenderloin
  • 2 tablespoons Olive oil
  • 1 cup Chicken broth
  • ¼ cup Apple cider vinegar
  • 4 cloves Garlic, minced
  • 1 tablespoon Italian seasoning
  • 2 tablespoons Dijon mustard
  • 1 teaspoon Salt
  • ½ teaspoon Black pepper
  • 1 medium Onion, sliced approx. 110 grams
  • 2 tablespoons Butter


  • Begin by patting the pork tenderloin dry with paper towels and seasoning it all over with salt and black pepper.
  • Heat the olive oil in a large skillet over medium-high heat. Sear the pork tenderloin on all sides until golden brown, about 2-3 minutes per side.
  • Place the sliced onion in the bottom of the crock pot, creating a bed for the pork to rest on.
  • In a small bowl, whisk together the chicken broth, apple cider vinegar, minced garlic, Italian seasoning, and Dijon mustard.
  • Once the pork is seared, lay it over the bed of onions in the crock pot.
  • Pour the broth mixture over the pork tenderloin. Dot the top with butter.
  • Cover and cook on low for 4 hours or until the pork tenderloin reaches an internal temperature of 145°F (63°C).
  • Once cooked, remove the pork tenderloin from the crock pot and let it rest for 5 minutes before slicing.
  • While the pork is resting, pour the juices from the crock pot into a saucepan and simmer to reduce slightly for a flavorful sauce.
  • Slice the tenderloin and serve with the sauce drizzled over the top.


For a complete keto meal, serve this pork tenderloin with a side of cauliflower mash or roasted Brussels sprouts. Leftovers can be stored in the refrigerator for up to 3 days or frozen for up to a month.


Calories: 298kcalCarbohydrates: 3gProtein: 36gFat: 14gFiber: 1gNet Carbs: 2g
Keyword Crock Pot Pork Tenderloin, Keto Dinner, Slow Cooker Pork
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