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Dinner · Part 2 of 3: Instructions

Slow Cooker Maple Cinnamon Pork Tenderloin Step-by-step instructions

A close-up of glazed pork tenderloin and sweet potatoes served on a white plate.
Prep
Cook
Total
Serves
4
Includes 5 min resting

Before you start

Before starting, ensure your slow cooker is clean and placed on a flat, heat-resistant surface. Wash and peel your sweet potatoes, then chop them into uniform one-inch cubes to ensure they cook evenly.

Have your maple syrup and ground cinnamon ready to go. Since this is a slow cooker dish, there is no need for searing the meat beforehand, as the goal is to keep the preparation as simple and efficient as possible for your convenience.

Ingredients at a glance (4)
  • 1 lb pork tenderloin
  • 2 cups sweet potatoes, cubed
  • 1 tsp ground cinnamon
  • 1/4 cup maple syrup

Instructions

Preparation and assembly

  1. Assemble the ingredients
    Place the pork tenderloin into the bottom of the slow cooker. Scatter the cubed sweet potatoes around the sides of the pork to ensure even cooking.
    Look for The pork lies flat and the potatoes are distributed evenly around it.
    Tip Ensure the pork is not overlapping with the potatoes too much to allow for consistent heat distribution.

The pork tenderloin is nestled comfortably at the bottom of the slow cooker, surrounded by the cubed sweet potatoes. Everything is arranged so the heat can circulate around the meat and vegetables. Ensure the slow cooker lid is clean and ready to be placed on top to lock in the moisture and heat, which is essential for the slow braising process that makes this dish so tender and flavorful.

Seasoning and glazing

  1. Season and glaze
    Sprinkle the ground cinnamon evenly over the pork and sweet potatoes. Pour the maple syrup over the top of the ingredients, coating the meat and vegetables.
    Look for The cinnamon covers the meat and the syrup drizzles over the surface.
    Tip Use a silicone spatula to help spread the syrup if necessary, though the slow cooker will distribute the glaze during cooking.

The cinnamon is evenly distributed over the ingredients, and the maple syrup is poured to coat the pork and potatoes. The aroma of the cinnamon should be noticeable as you add it. Everything is now ready for the slow cooker to do its work. Ensure the lid is securely closed before turning the device on to the low setting, as this creates the necessary environment for the flavors to meld together.

Cooking to perfection

  1. Cook and serve
    Cover and cook on low for 4 hours until the pork reaches an internal temperature of 145°F (63°C). Remove the pork and let it rest for 5 minutes before slicing.
    Look for The pork is tender and registers 145°F (63°C) on a meat thermometer.
    Safe temperature 145°F (63°C) internal temperature (steaks, chops and roasts)
    Tip Resting the meat is essential to keep the juices inside for a tender result.

After four hours, the pork should be tender and the sweet potatoes soft enough to pierce easily with a fork. The glaze will have thickened slightly, coating the bottom of the slow cooker.

Verify the internal temperature of the pork with a thermometer to confirm it has reached 145°F (63°C). The meat should look moist and have absorbed the sweet, aromatic notes of the maple and cinnamon throughout the cooking time.

Common mistakes

A common mistake is cutting the sweet potatoes into pieces that are too large, which prevents them from softening properly by the time the pork is finished. Ensure they are cubed consistently to about one inch.

Another error is failing to use a meat thermometer; guessing the doneness of pork can lead to overcooked, dry meat. Always rely on the internal temperature rather than the cooking time alone, as different slow cooker models may vary in their heat intensity and overall performance.

How to tell it’s done

The pork is perfectly cooked when it reaches an internal temperature of 145°F (63°C) as measured by a meat thermometer inserted into the thickest part of the tenderloin. At this stage, the meat should be opaque and tender.

Once it reaches this temperature, it is vital to remove it from the slow cooker immediately and let it rest on a cutting board for at least 5 minutes before slicing. This rest allows the internal juices to redistribute, ensuring every slice remains moist and flavorful.

  • Steaks, chops and roasts: 145°F (63°C) in the thickest part, then a 3-minute rest

Coming up in Part 3: common questions

  • Can this be made with a different cut of meat?
  • Is it necessary to sear the pork before slow cooking?
  • What is the best way to reheat the leftovers?

Also in Part 3: variations (Spiced Maple Pork, Savory Maple Pork), storage and make-ahead, and the printable recipe card.

Up next · Part 3 of 3

2 variations · storage & make-ahead · 3 answers · printable card

Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)