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Dinner · Part 2 of 3: Instructions

Cowboy Butter French Onion Beef Bites Step-by-step instructions

Bubbling crockpot of beef bites and onions in golden au jus
Prep
Cook
Total
Serves
6

Before you start

Before starting, cut the beef chuck into 1-inch cubes if not already done. Slice the onions thinly—about 1/4-inch thick. Measure the consommé and have the butter and au jus mix ready.

No need to brown the beef or sauté the onions; the slow cooker will develop the flavors. Ensure the slow cooker is clean and ready. This recipe is truly dump-and-go, so prep is minimal.

Ingredients at a glance (5)
  • 2 lb beef chuck stew meat, cut into 1-inch cubes
  • 2 medium Vidalia onions, thinly sliced
  • 1 can (10.5 oz) beef consommé
  • 2 sticks (8 oz total) garlic-herb cowboy butter, sliced
  • 1 oz au jus mix (dry)

Instructions

Layer and Cook

  1. Layer the Ingredients
    Place the beef chuck cubes in the bottom of a 6-quart slow cooker in an even layer. Scatter the sliced Vidalia onions over the beef. Pour the beef consommé over the onions and beef, making sure the liquid covers the bottom of the pot. Top with the slices of garlic-herb cowboy butter and sprinkle the dry au jus mix evenly over everything.
    Look for The beef and onions are layered, with butter and au jus mix on top.
    Tip No need to stir—the slow cooker will blend the flavors as it cooks.
  2. Cover and Cook Low
    Cover the slow cooker with the lid. Cook on low for 8 hours, or on high for 4 hours, until the beef is fork-tender and the onions have caramelized into silky ribbons. Avoid lifting the lid during cooking to keep the heat steady. Let it rest for 3 minutes before slicing.
    Look for The beef is fork-tender and the sauce is bubbling gently.
    Safe temperature 145°F (63°C) internal temperature (steaks, chops and roasts)
    Tip If using high, check at 3.5 hours—cooking times vary by slow cooker.

At the end of this phase, the slow cooker is filled with raw beef, onions, consommé, butter, and au jus mix. The aromas are fresh and savory.

The butter is still solid on top. Check that the liquid reaches about halfway up the beef; if not, add a splash of beef broth. Cover and set the timer.

Finish and Rest

  1. Finish and Rest the Beef
    Once the beef is tender, turn off the slow cooker. Let the beef rest in the hot liquid for at least 3 minutes before serving. This allows the juices to redistribute, keeping the meat moist. Stir gently to coat the beef and onions in the buttery au jus.
    Look for The beef is tender and the sauce is rich and glossy.
    Safe temperature 145°F (63°C) internal temperature (steaks, chops and roasts)
    Tip Resting the beef in the warm liquid keeps it from drying out.

After cooking, the kitchen smells richly of garlic, herbs, and beef. The beef is fork-tender and the onions are soft and caramelized. The sauce is a deep golden brown and bubbling. Turn off the heat and let the beef rest in the liquid for at least 3 minutes before serving.

Serve

  1. Serve Over Mashed Potatoes
    Spoon the beef and onions over creamy mashed potatoes on a plate. Ladle the hot au jus over the top so it soaks into the potatoes. Serve immediately, with extra sauce on the side if desired.
    Look for The dish is steaming and the sauce is spoonable.
    Tip For a low-carb option, serve over cauliflower mash or roasted vegetables.

The dish is ready to serve. The beef and onions are glistening with buttery au jus. The sauce is thick enough to coat a spoon. Spoon over mashed potatoes or noodles and enjoy. The texture is melt-in-your-mouth, and the flavor is savory and slightly sweet from the onions.

Common mistakes

A common mistake is lifting the lid to check on the food, which releases heat and extends cooking time. Another is overcrowding the slow cooker; if using a smaller cooker, reduce the recipe.

Overcooking can make the beef mushy if cooked too long on high; stick to low for best texture. Adding extra liquid is unnecessary, as the consommé and butter provide enough. Don't skip the resting time before serving.

How to tell it’s done

The dish is done when the beef is fork-tender—easily pierced with a fork and nearly falling apart. The onions should be soft and translucent, with some browned edges.

The sauce will be bubbling and slightly thickened. For food safety, the beef must reach an internal temperature of at least 145°F (63°C). After resting, the temperature will rise a bit more. Serve hot.

  • 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 recipe be made with chicken instead of beef?
  • How can this be made gluten-free?
  • Can this recipe be doubled?
  • What can be used instead of au jus mix?
  • Why is the sauce thin?

Also in Part 3: variations (Classic French Onion, Spicy Cowboy Beef, Herb and Mushroom, Slow Cooker Beef Stroganoff), storage and make-ahead, and the printable recipe card.

Up next · Part 3 of 3

4 variations · storage & make-ahead · 5 answers · printable card

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