I keep coming back to these garlic butter beef bites because they turn out rich, tender, and packed with protein every time. One bite and it is obvious why this slow cooker dinner never lasts long at my table.

Jump to Recipe

I’m obsessed with these high protein slow cooker beef bites because they hit that rich, savory spot without making dinner feel complicated. The beef turns tender and juicy, soaking up bold, punchy flavor until every bite tastes like the piece I keep stealing before I sit down.

But the best part? It’s hearty enough to satisfy me, not leave me poking around the kitchen an hour later.

I love the way beef sirloin brings real chew and protein, while Worcestershire sauce adds that deep, salty kick. And leftovers barely stand a chance around here, which says plenty in my house.

Ingredients

Print Recipe (No Advertisments)

Beef brings the protein and turns super tender after slow cooking.
Kosher salt wakes everything up without making it taste too salty.
Black pepper adds a little bite, but nothing too spicy.
Butter makes the sauce rich, cozy, and honestly pretty irresistible.
Garlic is the main character here, and it smells amazing.
Beef broth keeps things juicy and adds that slow-simmered flavor.
Worcestershire sauce gives the beef a deep, savory kick.
Soy sauce adds salty, umami goodness without much effort.
Italian seasoning brings herby flavor that keeps the sauce from feeling flat.
Cornstarch helps thicken the sauce so it clings to every bite.
Cold water keeps the thickener smooth, not clumpy.
Plus, parsley adds freshness and makes the whole dish look prettier.

Ingredient Quantities

2 pounds beef sirloin or stew meat, cut into 1 inch cubes

1 teaspoon kosher salt

1/2 teaspoon black pepper

4 tablespoons unsalted butter

6 garlic cloves, minced

1/4 cup beef broth

2 tablespoons Worcestershire sauce

1 tablespoon soy sauce

1 teaspoon dried Italian seasoning

1 tablespoon cornstarch

2 tablespoons cold water

2 tablespoons fresh parsley, chopped (for garnish)

How to Make this

Print Recipe (No Advertisments)

1. Pat the beef cubes dry and season with kosher salt and black pepper.

2. Optional but recommended: heat 1 tablespoon butter in a skillet over medium-high heat and brown the beef in batches for 1 to 2 minutes per side to develop color; transfer browned beef to the slow cooker.

3. Add remaining butter, minced garlic, beef broth, Worcestershire sauce, soy sauce, and dried Italian seasoning to the slow cooker and stir to combine with the beef.

4. Cover and cook on Low for 3 to 4 hours or on High for
1.5 to 2 hours, until beef is tender.

5. About 10 minutes before serving, whisk the cornstarch with the cold water until smooth to make a slurry.

6. Remove the lid and stir the cornstarch slurry into the cooking liquid to thicken the sauce.

7. Increase heat to High and cook uncovered for 5 to 10 minutes, stirring occasionally, until sauce is glossy and slightly thickened.

8. Taste and adjust seasoning if needed, then sprinkle with chopped fresh parsley and serve hot.

Equipment Needed

1. Slow cooker
2. Heavy skillet or sauté pan
3. Chef knife
4. Cutting board
5. Measuring spoons and measuring cup
6. Whisk
7. Small bowl for cornstarch slurry
8. Tongs or slotted spoon

FAQ

Q: How long do I cook the beef in the slow cooker? A: Cook on low for 6 to 8 hours or on high for 3 to 4 hours until beef is tender and easily pierced with a fork.

Q: Can I make this on the stovetop or in an Instant Pot? A: Yes. On the stovetop, brown the beef, add liquids, cover and simmer gently for 1.5 to 2 hours until tender. In an Instant Pot, use the Meat/High Pressure setting for 35 to 45 minutes with a natural release for 10 minutes.

Q: How do I get a thicker sauce? A: Mix the cornstarch with the cold water to make a slurry and stir it into the finished sauce. If the sauce is still thin, cook uncovered on high in the slow cooker for 15 to 30 minutes or simmer on the stove until reduced to desired thickness.

Q: What cut of beef is best for this recipe? A: Sirloin gives a meaty texture while stew meat or chuck becomes more tender after long cooking. Choose stew meat or chuck for maximum tenderness and value.

Q: How should I store and reheat leftovers? A: Cool to room temperature, store in an airtight container in the refrigerator for up to 3 to 4 days or freeze for up to 3 months. Reheat gently in a saucepan over low heat or in the microwave, adding a splash of beef broth if needed to loosen the sauce.

Q: How can I keep this high protein while serving low carb sides? A: Serve the beef bites over cauliflower rice, roasted vegetables, or a bed of sautéed greens to keep carbs low while keeping the dish protein focused.

High Protein Slow Cooker Garlic Butter Beef Bites Recipe Substitutions and Variations

Beef (2 pounds)
- Skinless chicken breast, cut into 1 inch cubes, for lean protein and faster cooking
- Turkey breast, cubed, similar protein with milder flavor
- Pork tenderloin, cubed, slightly sweeter but holds up in slow cooker
Unsalted butter (4 tablespoons)
- Ghee, for butter flavor with higher smoke point
- Extra virgin olive oil, lighter and dairy free
- Coconut oil, for a hint of sweetness and dairy free option
Beef broth (1/4 cup)
- Chicken broth, neutral and readily available
- Vegetable broth, for a lighter or vegetarian-friendly base
- Red wine diluted with water, for deeper beefy flavor
Cornstarch (1 tablespoon)
- Arrowroot powder, 1 to 1 swap, gives clear glossy sauce
- Tapioca starch, use slightly more if needed for thickening
- All purpose flour, use 2 times the cornstarch amount and cook a bit longer

Pro Tips

1) Brown the beef in batches until you get a deep, caramelized crust. That searing step adds a ton of flavor, even if it feels like extra work, and prevents the meat from stewing in its own juices.

2) Add most of the garlic toward the end of the browning or early in the slow cook, not at the very start of a long low cook. Garlic can lose brightness and turn bitter if cooked too long.

3) Make the cornstarch slurry with cold water and whisk it smooth, then stir it in near the end and give the sauce a few minutes to bubble and thicken. If your sauce is too thin, try a second small slurry rather than overcooking the meat.

4) Let the finished beef rest in the covered cooker off heat for 10 minutes before serving. That brief rest helps the juices redistribute and the sauce settle, giving you a more satisfying texture and fuller flavor.

High Protein Slow Cooker Garlic Butter Beef Bites Recipe

Recipe by Sammy Hunter

0.0 from 0 votes

Servings

servings

Calories

362

kcal

Equipment: 1. Slow cooker
2. Heavy skillet or sauté pan
3. Chef knife
4. Cutting board
5. Measuring spoons and measuring cup
6. Whisk
7. Small bowl for cornstarch slurry
8. Tongs or slotted spoon

Ingredients

2 pounds beef sirloin or stew meat, cut into 1 inch cubes
1 teaspoon kosher salt
1/2 teaspoon black pepper
4 tablespoons unsalted butter
6 garlic cloves, minced
1/4 cup beef broth
2 tablespoons Worcestershire sauce
1 tablespoon soy sauce
1 teaspoon dried Italian seasoning
1 tablespoon cornstarch
2 tablespoons cold water
2 tablespoons fresh parsley, chopped (for garnish)

Directions

Pat the beef cubes dry and season with kosher salt and black pepper.
Optional but recommended: heat 1 tablespoon butter in a skillet over medium-high heat and brown the beef in batches for 1 to 2 minutes per side to develop color; transfer browned beef to the slow cooker.
Add remaining butter, minced garlic, beef broth, Worcestershire sauce, soy sauce, and dried Italian seasoning to the slow cooker and stir to combine with the beef.
Cover and cook on Low for 3 to 4 hours or on High for
5 to 2 hours, until beef is tender.
About 10 minutes before serving, whisk the cornstarch with the cold water until smooth to make a slurry.
Remove the lid and stir the cornstarch slurry into the cooking liquid to thicken the sauce.
Increase heat to High and cook uncovered for 5 to 10 minutes, stirring occasionally, until sauce is glossy and slightly thickened.
Taste and adjust seasoning if needed, then sprinkle with chopped fresh parsley and serve hot.

Notes

Below you’ll find my best estimate of this recipe’s nutrition facts. Treat the numbers as a guide rather than a rule—great food should nourish both body and spirit. Figures are approximate, and the website owner assumes no liability for any inaccuracies in this recipe.