Are you looking for a flavorful, easy-to-make dish that will wow your family or guests? Look no further! This Beefy Onion Crockpot Meatballs recipe is the perfect solution for busy weeknights, game day gatherings, or even weekend meal prep. Combining the hearty flavors of ground beef, savory onion soup mix, and tender meatballs, this dish delivers a mouthwatering meal that’s sure to please. Keep reading to discover how to make these delicious meatballs and get ready for a flavor-packed experience that you’ll want to share with everyone.

What are Beefy Onion Crockpot Meatballs?
Beefy Onion Crockpot Meatballs are a savory and satisfying dish made by cooking seasoned ground beef meatballs in a slow cooker with onion soup mix. The long, slow cooking time allows the meatballs to become tender, soaking up the rich, beefy flavors of the onion-infused sauce. Whether served as an appetizer, a main course, or part of a potluck spread, these meatballs are a crowd-pleaser that’s both easy to prepare and irresistibly delicious. Plus, since they’re cooked in a crockpot, they require minimal hands-on time—just set it and forget it!
Ingredients List for Beefy Onion Crockpot Meatballs
To get started with this recipe, you’ll need a handful of simple ingredients. Here’s everything you need to make your batch of Beefy Onion Crockpot Meatballs:
- Ground beef – 2 lbs (preferably 80% lean for best flavor and juiciness)
- Onion soup mix – 1 packet (such as Lipton's Onion Soup Mix or a similar brand)
- Eggs – 2 large eggs (to help bind the meatballs)
- Breadcrumbs – 1 cup (plain or Italian-seasoned)
- Milk – ¼ cup (for extra moisture and tenderness)
- Worcestershire sauce – 1 tablespoon (adds depth of flavor)
- Garlic powder – 1 teaspoon (for extra flavor)
- Black pepper – ½ teaspoon (adjust to taste)
- Salt – ½ teaspoon (optional, depending on the saltiness of your onion soup mix)
- Beef broth – 1 cup (to help cook the meatballs in the crockpot)
- Parsley – 2 tablespoons (chopped, optional for garnish)
- Olive oil – 1 tablespoon (for browning meatballs before adding to the crockpot, optional but recommended)
Ingredient List for Beefy Onion Sauce
In addition to the meatball ingredients, you’ll also need a few items to create a savory sauce that perfectly complements the meatballs:
- Beef broth – 2 cups (low-sodium preferred)
- Onion soup mix – 1 more packet (for flavoring the sauce)
- Tomato paste – 2 tablespoons (adds richness and slight tang to the sauce)
- Brown sugar – 1 tablespoon (to balance the savory flavors)
- Cornstarch – 1 tablespoon (mixed with 2 tablespoons water to thicken the sauce if needed)
- Fresh thyme – 1-2 sprigs (optional for added herbaceous flavor)
Substitutions and Variations
One of the best things about this recipe is its flexibility. Here are some substitution options and variations to make the recipe fit your taste preferences or dietary needs:
- Ground turkey or chicken – You can substitute ground turkey or chicken for the ground beef if you want a lighter version of the dish. Be mindful that the flavor will change slightly, and the meatballs may be less juicy due to the leaner meat.
- Gluten-free – Use gluten-free breadcrumbs and ensure that your onion soup mix is gluten-free to make this dish suitable for those with gluten sensitivities.
- Cheesy Meatballs – Add some shredded cheese like mozzarella or cheddar into the meatball mixture for extra gooey goodness when they cook.
- Spicy Meatballs – Spice things up by adding a pinch of red pepper flakes or a dash of hot sauce into the meatball mix for a subtle heat.
- Herbs – Swap out the parsley for other herbs like cilantro, basil, or oregano depending on your taste preferences.
- No-brown method – If you want to skip browning the meatballs on the stove, you can simply roll them and place them directly into the crockpot. They will cook just fine, but browning adds extra flavor.
Step-by-Step Cooking Instructions

Here’s how to prepare and cook your Beefy Onion Crockpot Meatballs. Follow these steps, and you’ll have a delicious, stress-free meal waiting for you at the end of the day.
Step 1: Prepare the Meatball Mixture
In a large mixing bowl, combine the ground beef, onion soup mix, eggs, breadcrumbs, milk, Worcestershire sauce, garlic powder, salt, and pepper. Mix until all ingredients are well combined but be careful not to overwork the meat, as that can make the meatballs tough.
Step 2: Shape the Meatballs
Using your hands or a small ice cream scoop, form the meat mixture into 1 to 1.5-inch meatballs. You should be able to get around 24-28 meatballs, depending on size. Set them aside on a baking sheet.
Step 3: Brown the Meatballs (Optional)
Heat a tablespoon of olive oil in a large skillet over medium heat. Once the oil is hot, add the meatballs in batches, browning them on all sides. This step isn’t mandatory but adds a rich, caramelized flavor to the meatballs.
Step 4: Assemble in the Crockpot
Place the browned (or raw) meatballs in the bottom of your crockpot. In a separate bowl, whisk together the beef broth, second packet of onion soup mix, tomato paste, and brown sugar. Pour this mixture over the meatballs, making sure they are all evenly coated in the sauce.
Step 5: Cook Low and Slow
Cover the crockpot with the lid and set it to cook on low for 6-8 hours or on high for 3-4 hours. During this time, the meatballs will soak up all those wonderful flavors and become incredibly tender.
Step 6: Thicken the Sauce (Optional)
If the sauce seems too thin after cooking, you can mix 1 tablespoon of cornstarch with 2 tablespoons of cold water and stir it into the crockpot. Let it cook on high for an additional 10-15 minutes to thicken the sauce.
How to Cook Beefy Onion Crockpot Meatballs: A Step-by-Step Guide
For a quick recap of how to cook these meatballs:
- Mix all the ingredients to make your meatball mixture.
- Shape the meatballs and brown them (optional).
- Place them in the crockpot and cover with the onion soup sauce mixture.
- Cook low and slow, allowing the crockpot to do all the work.
- Thicken the sauce if necessary before serving.
That’s it! You now have a batch of flavorful, tender, and irresistible beefy onion meatballs ready to serve.
Common Mistakes to Avoid
- Overmixing the meatball mixture – Overworking the meat can result in tough meatballs. Mix just until combined.
- Skipping browning – While optional, browning the meatballs adds a lot of flavor. Don’t skip this step if you have time.
- Not enough liquid – Make sure there’s enough broth or liquid in the crockpot to prevent the meatballs from drying out.
- Undercooking – Be sure to cook the meatballs for the full recommended time to ensure they are tender and fully cooked through.
Serving and Presentation Tips
These meatballs are incredibly versatile. You can serve them in various ways depending on the occasion and how you plan to enjoy them.
How to Serve Beefy Onion Crockpot Meatballs
- Appetizer – Serve with toothpicks at a party or gathering. They’re a perfect bite-sized snack!
- Main course – Serve over mashed potatoes, rice, or pasta for a hearty meal.
- Meatball subs – Tuck a few meatballs into a hoagie roll and top with cheese for a delicious sandwich.
Presentation Ideas for Beefy Onion Crockpot Meatballs
- Garnish with parsley – Sprinkle freshly chopped parsley over the meatballs for a pop of color.
- Serve in a bowl – Place the meatballs in a shallow bowl, ladling the sauce over them.
- Add cheese – Top the meatballs with shredded mozzarella or parmesan and broil for a minute until the cheese is melted and bubbly.
Beefy Onion Crockpot Meatballs Recipe Tips
- Freeze leftovers – These meatballs freeze well. Store them in an airtight container with sauce for up to 3 months.
- Make ahead – You can make the meatballs in advance and refrigerate them overnight, then cook them the next day.
- Use a slow cooker liner – This makes cleanup a breeze after cooking!
Frequently Asked Questions (FAQs)
Can I use frozen meatballs for this recipe?
Yes! If you’re short on time, you can use store-bought frozen meatballs. Just add them to the crockpot and follow the sauce instructions. You may need to cook them for a little longer.
How long do leftovers last?
Leftovers can be stored in the fridge for up to 4 days. Reheat them in the microwave or on the stovetop.
Can I make these meatballs spicy?
Absolutely! Add red pepper flakes or hot sauce to the meatball mixture or sauce for an extra kick.
Can I use pork or a meat blend?
Yes, you can use a mix of ground pork, beef, or even veal for a more complex flavor profile.
Conclusion
Beefy Onion Crockpot Meatballs are a delicious, crowd-pleasing dish that’s easy to make and perfect for any occasion. With their rich, savory flavor and melt-in-your-mouth tenderness, these meatballs are sure to become a family favorite. Whether you’re preparing them for a casual dinner or a festive gathering, this recipe will make your mealtime stress-free and satisfying. Give this recipe a try, and enjoy the comfort of homemade, slow-cooked meatballs!
Now that you’ve read through, it’s time to gather your ingredients and start cooking!
PrintBeefy Onion Crockpot Meatballs Recipe
This Beefy Onion Crockpot Meatballs recipe features tender, flavorful meatballs slow-cooked with rich onion seasoning. Perfect for family meals or gatherings, these meatballs are packed with beefy goodness and a simple, savory flavor. Easy to prepare and low on hands-on time, they are the ultimate comfort food. Keywords: Crockpot meatballs, beefy onion meatballs, slow cooker beef meatballs.
- Prep Time: 10 minutes
- Cook Time: 6-8 hours
- Total Time: 6 hours 10 minutes to 8 hours 10 minutes
- Yield: 4 servings 1x
- Category: Main Course, Appetizers
- Method: Slow Cooker / Crockpot
- Cuisine: American
- Diet: Gluten Free
Ingredients
- 1 lb ground beef
- 1 packet onion soup mix
- ½ cup breadcrumbs
- 1 egg
- ¼ cup milk
- Salt and pepper to taste
- 1 jar beef gravy or homemade gravy
Instructions
- In a large bowl, mix ground beef, onion soup mix, breadcrumbs, egg, and milk. Season with salt and pepper.
- Shape the mixture into small meatballs.
- Place meatballs in the crockpot and pour the beef gravy over the top.
- Cover and cook on low for 6-8 hours or until the meatballs are fully cooked and tender.
- Serve warm and enjoy!
Notes
- You can substitute beef with turkey or chicken for a lighter option.
- Add more seasonings or herbs for an extra flavor boost.
Nutrition
- Serving Size: 4-5 meatballs
- Calories: 350
- Sugar: 2g
- Sodium: 750mg
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