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Dinner · Part 2 of 3: Instructions

Crockpot Pork Al Pastor Taco Lasagna for Easy Weeknight Dinners Step-by-step instructions

A tall, beautiful wedge of Pork Al Pastor Taco Lasagna showing distinct layers of pork, pineapple, and melted cheese.
Prep
Cook
Total
Serves
8
Includes 10 min resting

Before you start

Ensure you have all your ingredients measured and ready before starting the assembly. If using whole pork or fresh pineapple, prepare these in advance.

Having the cheese shredded and the toppings chopped will make the layering process smooth and efficient. Keep the slow cooker clean and dry, and ensure you have a clear workspace for the assembly of the layers.

Ingredients at a glance (10)
  • 12 corn tortillas
  • 3 lb shredded pork al pastor
  • 2 cups diced roasted pineapple
  • 1 cup red guajillo sauce
  • 4 cups shredded Oaxaca and Chihuahua cheeses
  • diced avocado, for serving
  • Mexican crema, for serving
  • minced white onion, for serving
  • fresh cilantro, for serving
  • key lime wedges, for serving

Instructions

Assembly Phase

  1. Layering the ingredients
    Begin by placing a layer of corn tortillas at the bottom of the slow cooker. Add a portion of the shredded pork al pastor, followed by some roasted pineapple, a drizzle of red guajillo sauce, and a generous handful of the shredded Oaxaca and Chihuahua cheese blend. Repeat this layering process until all tortillas and the fillings are used up.
    Look for Ensure the layers are distributed evenly so every bite contains a mix of pork, pineapple, and melted cheese.
    Tip If the tortillas are too large for the slow cooker, cut them into halves or quarters to create a better fit.

Check that each layer is evenly distributed. The tortillas should be lightly coated in the guajillo sauce as you stack them to ensure they soften properly. Verify that you have reserved enough cheese for the final layer to create a beautiful, golden, and melted top crust that will look appealing when the lid is lifted.

Cooking Phase

  1. Slow cooking the lasagna
    Cover the slow cooker with the lid and set it to cook on the LOW heat setting. Allow the ingredients to simmer undisturbed for three and a half hours. This duration is essential for the tortilla layers to soften and fully absorb the flavors of the pork al pastor, while the cheese melts into a cohesive, bubbling state. Ensure the pork reaches an internal temperature of 145°F (63°C) and let the dish rest at least 3 minutes before serving.
    Look for The edges should be bubbling and the center should be hot throughout.
    Safe temperature 145°F (63°C) internal temperature (steaks, chops and roasts)
    Tip Avoid lifting the lid during the first three hours to keep the heat consistent and ensure the lasagna cooks evenly.

Listen for a gentle bubbling sound as the cooking progresses. The kitchen should begin to smell like warm, spiced pork and roasted pineapple. Check that the slow cooker lid remains sealed, as keeping the moisture inside is vital for the texture of the tortillas and the thorough melting of the cheese throughout the stack.

Serving Phase

  1. Serving the dish
    Once the cooking time is complete, allow the lasagna to rest for ten minutes to set. Use a large spatula to carefully lift out tall, generous wedges of the casserole. Top each serving immediately with diced avocado, a dollop of Mexican crema, minced white onion, fresh cilantro, and a squeeze of fresh key lime juice.
    Look for The lasagna should hold its shape when lifted, with layers clearly visible and cheese pulling apart.
    Tip Serving while hot is key to enjoying the best texture of the melted cheese and the tender pork.

Observe the texture of the wedge as it is lifted. It should be cohesive and hold together without falling apart.

The toppings should be added right before serving to maintain the freshness of the avocado and the crunch of the onion. Ensure the lime wedges are fresh and ready for an immediate squeeze to brighten the flavors.

Common mistakes

A common mistake is using too much sauce, which can make the bottom layers soggy and prevent the lasagna from holding its shape when served.

Another error is overcooking the dish, which might lead to the cheese becoming oily or the pineapple losing its textural contrast. Ensure the heat is set to low; high heat can cause the edges to burn before the center is cooked through.

How to tell it’s done

The lasagna is finished when the internal temperature of the pork reaches 145°F (63°C). Visually, look for the cheese to be completely melted and bubbling vigorously around the edges of the slow cooker.

The layers should be soft and integrated, and the center should be hot to the touch. Let the dish rest for at least 3 minutes to allow the layers to set before serving.

  • 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 lasagna be made with flour tortillas instead of corn?
  • Why is it important to rest the lasagna before serving?
  • Is it possible to cook this on high heat to save time?

Also in Part 3: variations (Spicy Chorizo Twist, Vegetarian Portobello), 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)