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Dinner · Part 2 of 3: Instructions

Slow Cooker Pineapple Pork Loin Step-by-step instructions

A juicy, sliced slow cooker pineapple pork loin served on a white plate with pineapple chunks.
Prep
Cook
Total
Serves
6
Includes 10 min resting

Before you start

Before starting, ensure your slow cooker is clean and positioned on a stable surface away from any heat-sensitive materials. Gather all your ingredients, specifically measuring the soy sauce and preparing the pineapple chunks ahead of time.

Having everything ready will make the searing process smooth and efficient, allowing you to move the pork into the slow cooker quickly to maintain heat. Ensure your workspace is clear of clutter to facilitate safe handling of the hot skillet and the heavy slow cooker insert, as this will help prevent accidents during the preparation phase.

Ingredients at a glance (3)
  • 3 lb pork loin
  • 20 oz canned pineapple chunks, with juice
  • 1/2 cup soy sauce

Instructions

Searing the Meat

  1. Sear the pork
    Heat a large skillet over medium-high heat. Sear the pork loin on all sides until it develops a golden brown crust. This step locks in moisture and adds deep flavor to the finished dish.
    Look for The pork should be browned evenly on all sides.
    Tip Ensure the skillet is hot before adding the meat to get a good sear.

The pork should have a deep, golden-brown crust on all sides. This process does not cook the meat through but is vital for flavor development. Ensure the pan is hot enough to achieve this color quickly without cooking the center of the loin. Check that the meat releases easily from the pan surface before turning, as this indicates a proper sear has been achieved, which will provide the necessary foundation for the final flavor profile of the dish.

Slow Cooking

  1. Prepare the sauce and slow cook
    In a small bowl, whisk together the pineapple chunks with juice and soy sauce. Place the seared pork loin into the slow cooker and pour the prepared sauce mixture over it. Cover and cook on low for 6 hours.
    Look for The sauce should be bubbling and fragrant.
    Tip Using the liquid from the canned pineapple is key to the glaze consistency.

The kitchen should smell aromatic and sweet as the pineapple infuses the sauce. The pork will appear darker as it absorbs the flavors. Check that the liquid is bubbling gently, indicating the slow cooker is maintaining a consistent temperature throughout the cycle.

The meat should be submerged partially in the liquid to ensure even cooking, and the pineapple chunks should be softening as they release their juices into the surrounding sauce, creating a harmonious blend of ingredients.

Resting and Serving

  1. Finish and serve
    Remove the pork from the slow cooker carefully. Check that the internal temperature reaches at least 145°F (63°C). Let the meat rest for at least 3 minutes before slicing to ensure it remains juicy. Serve warm with the pineapple sauce drizzled over the top.
    Look for The pork should be tender and easy to slice.
    Safe temperature 145°F (63°C) internal temperature (steaks, chops and roasts)
    Tip Resting the meat is essential for the best texture.

The pork should be firm but tender when sliced. The pineapple sauce should be rich and slightly thickened. Ensure the meat has rested for at least 10 minutes before slicing to keep the moisture inside the roast for the best possible eating experience. The resting period is critical for allowing the internal fibers to settle, which results in a much more succulent slice that holds its shape while remaining incredibly tender and easy to chew.

Common mistakes

Avoid overcooking the pork loin, as even with the liquid, it can become dry if left in the slow cooker for too long. Check the temperature once the time is up to avoid unnecessary cooking. Another common mistake is skipping the searing step; searing is crucial for building the flavor base of the sauce and ensuring the exterior of the pork has a pleasant texture.

Additionally, avoid lifting the lid of the slow cooker frequently during the cooking process, as this releases heat and moisture, which can significantly increase the total cooking time required for the roast.

How to tell it’s done

To verify the pork is done, use a meat thermometer inserted into the thickest part of the loin. The pork is safe to eat once it reaches an internal temperature of 145°F (63°C). It should be tender enough to slice easily with a fork without falling apart entirely, and the juices should run clear.

Always let the meat rest for at least 10 minutes to allow the juices to redistribute throughout the roast, which ensures that every slice remains moist, tender, and full of flavor for your guests to enjoy.

  • 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 ahead?
  • Why is it important to sear the pork first?
  • What is the best way to reheat leftovers without drying them out?

Also in Part 3: variations (Spicy Pineapple Pork, Ginger Pineapple 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)