Beef Carnitas in the Slow Cooker for Easy, Crowd-Friendly Meals

Slow cooker beef carnitas are an easy, budget-friendly dinner made with tender chuck roast, bold spices, and plenty of hands-off cooking time until the beef is ready to shred for tacos, burrito bowls, salads, nachos, and more. I make this one a lot when our family gets together because a Mexican buffet is the one themed dinner the adults and kids can all agree on.

A black oval plate filled with shredded pork garnished with chopped onions, jalapeño slices, and parsley, placed next to a black-and-white checkered cloth and bowls of rice and other sides. this for later
This beef carnitas slow cooker recipe turns out tender, juicy, flavor-packed meat with hardly any effort, making it a no-fuss favorite when you need an easy meal that feeds a crowd well.
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Here is the best part of making this recipe: I like knowing I can get the beef going earlier in the day and then leave the crock pot to do the cooking. This gives me plenty of time to prep toppings and set out chips and shells before guests arrive. By the time we’re ready to eat, the beef is tender, flavorful, and ready to serve without me scrambling in the kitchen at the last minute. It is simple, it makes plenty, and it gives everyone an option to build their plate just the way they like it.

Main Ingredients

Here’s a quick overview of the key ingredients for this recipe. For the full list of ingredients and exact measurements, jump to the recipe card.

A tray with a large cut of raw beef in plastic wrap, a whole yellow onion, a can of mild chopped green chiles, and a square plate holding piles of various ground spices.

Helpful Ingredient Tips

  • Beef chuck roast: This is my go-to here because it becomes tender and easy to shred after slow cooking. I use sirloin tip sometimes when that’s what I have. But just know that it’s a bit leaner and may not be quite as rich or juicy.
  • Green chiles: Use the whole can, liquid and all. That little bit of extra moisture really helps keep the meat from drying out while it cooks.
  • Onions: I like to slice these thin so they kind of melt down into the beef. 
  • Spices: These are simple pantry spices that blend into a great Mexican seasoning.

How To Make Beef Carnitas in the Slow Cooker

This is one of those recipes where you do a little prep up front and then let the slow cooker handle the rest.

A raw piece of seasoned meat sits on a white cutting board next to a bowl of spice mix with a spoon, and a pair of blue disposable gloves.

Step 1: In a small bowl, whisk together the chili powder, salt, black pepper, cumin, smoked paprika, garlic powder, and onion powder. Rub the seasoning mixture all over the roast, then place it in the slow cooker.

A slow cooker filled with sliced onions, chopped green chilies, and tomatoes on top of raw meat, ready to be cooked.

Step 2: In a small bowl, whisk together the chili powder, salt, black pepper, cumin, smoked paprika, garlic powder, and onion powder. Rub the seasoning mixture all over the roast, then place it in the slow cooker. Fill the 4-ounce chili can with water and pour it into the bottom of the slow cooker.

Cover and cook on low for 8 hours, or until the beef is tender. Once it’s done, shred the meat right in the slow cooker and mix it with the juices and vegetables.

Do I need to add more liquid?

No, the water and juices from the chiles and onions are enough. The meat will release more liquid as it cooks.

Tip: If the meat isn’t shredding easily, it just needs more time. Let it keep cooking a little longer. Once it’s done, it should fall apart without much effort. If you like this kind of easy shredded meat for meals like tacos, you’ll also enjoy my juicy crockpot chicken tacos for another flavorful, no-fuss option.

A collage featuring various crock pots, a cookbook, a carrying bag, and text in the center reading "My Go To Crock Pot Tools for Easy Hospitality." Find essentials for making dishes like my beef and noodle soup recipe. A red button below says, "View My Slow Cooker Favorites.

Variations

  • Adjust the spice level: This recipe is mild. If you want more heat, you could add a little extra chili powder. If you prefer it very mild, you can slightly reduce it.
  • Skip smoked paprika: If you don’t have it, regular paprika works. You’ll lose a bit of that smoky flavor, but it’s still a solid, good meal. 
  • Serve it different ways: We use this for tacos most often, but it’s just as good in bowls or over rice. If you’re feeding a group, letting people build their own plates keeps things simple.

Make Ahead Tips

You can get it cooking earlier in the day and just leave it on warm until you’re ready to eat. Or go ahead and make it the day before and reheat it in the slow cooker. I actually think it’s even better the next day, once everything has had time to sit together.

A black plate filled with shredded beef topped with diced onions, jalapeño slices, and chopped herbs. Nearby are small bowls of jalapeños and crumbled cheese, with a checkered cloth underneath.
Shredded beef topped with chopped onions, sliced jalapeños, and fresh parsley, served on a black oval plate next to a white kitchen towel with black stripes.
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Gina Dickson

Slow Cooker Beef Carnitas

Prep Time: 10 minutes
Cook Time: 8 hours
Total Time: 8 hours 10 minutes
Servings: 15 servings
This beef carnitas slow cooker recipe gives you tender, seasoned shredded beef with rich flavor and plenty of juice for serving. It’s simple to prep with pantry spices and cooks low and slow until it falls apart easily. The onions and green chiles add a mild, savory depth without making it complicated. This is a dependable option when you need a hands-off meal that feeds a crowd well.
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Ingredients
 

beef carnitas slow cooker Recipe

  • 3 pounds beef chuck roast, sirloin tip would also work well
  • 2 teaspoon chili powder
  • 1 teaspoon salt
  • 1 teaspoon black pepper
  • 1 teaspoon cumin
  • 1/2 teaspoon smoked paprika
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon onion powder
  • 1 large onion, large, sliced into thin rings
  • 4 ounces green chiles, canned, do not drain, diced – I like to use mild, but medium or hot would be great.

Instructions
 

Season the Roast

  • In a small bowl, whisk together the chili powder, salt, black pepper, cumin, smoked paprika, garlic powder, and onion powder.
    2 teaspoon chili powder, 1 teaspoon salt, 1 teaspoon black pepper, 1 teaspoon cumin, 1/2 teaspoon smoked paprika, 1/2 teaspoon garlic powder, 1/2 teaspoon onion powder
  • Sprinkle the seasoning mixture evenly over the roast, rubbing it into the meat.
    3 pounds beef chuck roast
    A raw piece of seasoned meat sits on a white cutting board next to a bowl of spice mix with a spoon, and a pair of blue disposable gloves.
  • Place the seasoned roast into the crock pot.

Add the Vegetables

  • Layer the sliced onions and diced green chiles over the beef. Note, do not drain the chilis.
    1 large onion, 4 ounces green chiles
    A slow cooker filled with sliced onions, chopped green chilies, and tomatoes on top of raw meat, ready to be cooked.
  • Fill the 4 ounce chili can with water and pour in the bottom of the slow cooker.

Slow Cook

  • Cover and cook on LOW for 8 hours or until the beef is tender and easily shreds with a fork or tongs.
  • Once cooked, shred the beef directly in the slow cooker and mix it with the juices and vegetables.

Gina’s Notes and Tips

Variations
  • Adjust the spice level: This recipe is mild. If you want more heat, you could add a little extra chili powder or cayenne pepper. You could also use hot diced chilis vs mild. 
  • Skip smoked paprika: If you don’t have it, regular paprika works. You’ll lose a bit of that smoky flavor, though. 
 
Storage, Freezing, and Reheating
  • Store leftovers in an airtight container in the fridge for up to 4 days.
  • To reheat, warm it on the stove or in the microwave with some of the cooking juices to keep it from drying out.
  • You can freeze it for up to 3 months. Let it cool completely, then store it with some of the juices. Thaw in the fridge overnight before reheating.

Equipment

Slow Cooker Digital Programmable with Temp Probe
Slow Cooker Digital Programmable with Temp Probe
Serving: 1serving, Calories: 172kcal, Carbohydrates: 2g, Protein: 18g, Fat: 11g, Saturated Fat: 5g, Polyunsaturated Fat: 1g, Monounsaturated Fat: 5g, Trans Fat: 1g, Cholesterol: 63mg, Sodium: 259mg, Potassium: 329mg, Fiber: 1g, Sugar: 1g, Vitamin A: 126IU, Vitamin C: 2mg, Calcium: 21mg, Iron: 2mg
Cuisine: Mexican, Tex-Mex
Course: Dinner, main course, party food
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Kitchen Essentials I Use In This Recipe

Hospitality with Beef Carnitas Slow Cooker Recipe

A taco bar night is one of the easiest ways to turn this beef carnitas into a low-effort, everyone-feeds-themselves kind of dinner that actually works when you’ve got people over. Once the beef is done, just leave it right in the slow cooker on warm and build everything else around that. I like to set up a simple line with tortillas, the meat, a few toppings, and other easy sides like a hearty taco pasta salad, tender crock pot pinto beans, chips with salsa or guacamole, or a simple zesty cabbage slaw for something fresh and crunchy. It keeps things relaxed because no one’s waiting on you to plate their food, and you’re not stuck in the kitchen trying to keep up. You don’t need to overthink the setup either. Just use what you have and keep it easy to grab and serve. Romans 12:13 encourages us to “practice hospitality,” and meals like this make that feel very doable in everyday life.

A black plate filled with shredded beef topped with diced onions, jalapeño slices, and chopped herbs. Nearby are small bowls of jalapeños and crumbled cheese, with a checkered cloth underneath.