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Dinner · Part 1 of 3: Ingredients

Slow Cooker Peach Cowgirl Candy Pork Tenderloin

Two pork tenderloins sitting in a slow cooker with peach preserves and jalapeños.
Prep
Cook
Total
Serves
4
Includes 5 min resting

Elevate your dinner routine with this incredibly simple slow cooker pork tenderloin. By combining the natural sweetness of peach preserves with the subtle heat of jalapeños, this recipe creates a complex, savory, and sweet flavor profile that feels sophisticated yet requires almost no effort to prepare. Perfect for busy weeknights when you want a high-quality meal without spending hours standing at the stove, it is a reliable favorite that delivers consistent, mouth-watering results every single time you cook it.

Pork tenderloin is a lean and versatile cut of meat that benefits significantly from slow, gentle cooking. In this recipe, the meat is simmered in a rich, syrupy glaze made from peach preserves, brown sugar, and garlic powder, which caramelizes slightly as it cooks.

The addition of sliced jalapeños provides a gentle contrast to the sweetness, resulting in a dish that balances savory, sweet, and spicy notes perfectly. This method ensures that the pork remains moist and tender, soaking up all the delicious flavors of the sauce while you attend to other tasks during the day.

Ingredients

Makes 4 servings · serves 4

Main

  • 2 lb pork tenderloin

Sauce

  • 1 cup peach preserves
  • 1/2 cup brown sugar
  • 1 tsp garlic powder
  • 1/4 cup jalapeño rings

Why this recipe works

The slow cooker environment is ideal for pork tenderloin because it uses low, consistent heat to break down the proteins without drying out the meat. Unlike high-heat roasting, which can easily overcook tenderloin, the slow cooker maintains a moist atmosphere that keeps the pork succulent. The peach preserves act as a base for the sauce, providing a thick, glossy consistency that clings to the meat, while the brown sugar helps create a deeper, molasses-like flavor profile that pairs beautifully with the natural flavor of the pork.

By layering the ingredients directly on top of the pork, the juices from the meat mingle with the peach preserves and seasonings as they heat up. This creates a self-basting effect where the glaze thickens and intensifies during the cooking cycle.

Ready to start cooking right away??? Jump to Part 2 ? Step-by-Step Method ?

The garlic powder infuses the entire sauce with an aromatic depth, while the jalapeños release their oils into the liquid, providing a subtle, lingering warmth. This simple layering technique ensures that every bite of the finished pork is infused with the sweet and spicy glaze without needing any complex preparation steps.

Notes and substitutions

When selecting peach preserves, look for high-quality fruit spreads that do not contain too many artificial additives, as the fruit content will define the texture of your glaze. If you prefer a more intense peach flavor, you can choose preserves with larger pieces of fruit.

Ensure your garlic powder is fresh and aromatic, as it provides the essential savory backbone that balances the sugar in the dish. If you find the glaze too thick after cooking, you can whisk in a tablespoon of warm water or broth to adjust the consistency to your liking before serving.

The pork tenderloin should be trimmed of any excess silver skin or heavy fat before placing it in the slow cooker to ensure the best texture. If you are using a smaller slow cooker, ensure the pork fits without being bent excessively, as this can affect the cooking time.

While the recipe calls for jalapeño rings, you can adjust the heat level by removing the seeds before slicing if you prefer a milder sauce. Always use a reliable meat thermometer to ensure the pork is cooked safely to the required internal temperature, avoiding the common pitfall of relying on time alone.

  • peach preserves: apricot preserves or orange marmalade
  • brown sugar: maple syrup or honey

Equipment

  • Slow cooker
  • Measuring cups
  • Measuring spoons
  • Serving fork

Coming up in Part 2: the method

  1. Assembly Phase · 1 stepPrepare the Slow Cooker
  2. Glazing Phase · 1 stepAdd Glaze Ingredients
  3. Cooking and Finishing Phase · 1 stepCook and Rest

Up next · Part 2 of 3

3 steps · 4 h of cooking · what to look for at each stage

Step-by-step instructions (Part 2)