
Crock Pot French Onion Meatballs
Crock Pot French Onion Meatballs are a delightful dish that brings together the comforting flavors of melted cheese and savory meatballs, making them perfect for any occasion. Whether you’re hosting a game day gathering or seeking a hearty dinner option, these meatballs are sure to impress. With minimal prep time and the convenience of a crock pot, you can enjoy this flavorful meal with ease.
Why You’ll Love This Recipe
- Easy to Prepare: With just ten minutes of prep, you can set it and forget it, allowing the flavors to meld while you go about your day.
- Rich in Flavor: The combination of beef broth, garlic, and thyme creates a savory sauce that perfectly complements the meatballs.
- Versatile Serving Options: These meatballs can be served as an appetizer or over rice or noodles for a full meal.
- Cheesy Goodness: Topped with melted gruyere cheese, each bite is a deliciously gooey experience that will satisfy your cravings.
- Crowd-Pleaser: Perfect for gatherings, parties, or family dinners, everyone will love this comforting dish.
Tools and Preparation
Before you dive into making these delicious Crock Pot French Onion Meatballs, gather your tools. Having everything ready ensures a smooth cooking process.
Essential Tools and Equipment
- 6-quart crock pot
- Mixing bowls
- Whisk
- Measuring cups and spoons
- Cutting board
- Knife
Importance of Each Tool
- 6-quart crock pot: Ideal for cooking large batches of food evenly without constant supervision.
- Mixing bowls: Useful for combining ingredients efficiently before adding them to the crock pot.
- Whisk: Helps mix sauces thoroughly to ensure even flavor distribution in your dish.

Ingredients
Crock Pot French Onion Meatballs combine melted cheese over juicy, flavorful meatballs and there’s hardly any prep required! You can serve these as a pre-game snack or as a full meal over rice or noodles.
Ingredients:
– 2 medium yellow onions (sliced)
– 26 ounces frozen meatballs
– 2 cups low-sodium beef broth
– 1 ounce package brown gravy mix
– 2 teaspoons garlic (minced)
– 1 teaspoon black pepper
– 1 teaspoon dried thyme
– 1 tablespoon white apple vinegar
– ¼ cup water
– 2 tablespoons corn starch
– 1½ cups gruyere cheese (grated)
How to Make Crock Pot French Onion Meatballs
Step 1: Prepare the Onions and Meatballs
Place the sliced onions in the bottom of a 6-quart crock pot. Then, pour frozen meatballs over the top.
Step 2: Mix the Sauce
In a medium bowl, combine the following ingredients:
* 2 cups low-sodium beef broth
* 1 ounce package brown gravy mix
* 2 teaspoons garlic (minced)
* 1 teaspoon black pepper
* 1 teaspoon dried thyme
* 1 tablespoon white apple vinegar
Whisk until well combined and pour over the meatballs.
Step 3: Cook
Cover the crock pot and cook on high for 2½-3½ hours or low for 5-6 hours.
Step 4: Thicken the Sauce
In a small bowl, whisk together:
* 2 tablespoons corn starch
* ¼ cup water
Pour this mixture over the meatballs and stir until well combined. Top with gruyere cheese.
Step 5: Melt the Cheese
Cook for an additional ten minutes or until the cheese is melted.
Step 6: Serve
Serve hot over rice or mashed potatoes, and enjoy your delicious Crock Pot French Onion Meatballs!
How to Serve Crock Pot French Onion Meatballs
Crock Pot French Onion Meatballs are incredibly versatile and can be enjoyed in various ways. Whether you’re serving them for game day or a family meal, there are plenty of delicious options to pair with these savory meatballs.
Over Rice
- Serve the meatballs over a bed of fluffy white or brown rice. The rice will soak up the rich beef broth, making for a satisfying dish.
With Noodles
- Use egg noodles or spaghetti to create a hearty meal. The noodles will complement the meatballs and sauce perfectly.
On a Sub Roll
- For a fun twist, place the meatballs on a toasted sub roll and top with melted cheese for a delightful meatball sandwich.
As an Appetizer
- Serve the meatballs alone on toothpicks for easy snacking at parties or gatherings. They are perfect for dipping into extra gravy or sauce.
With Mashed Potatoes
- Pair these meatballs with creamy mashed potatoes. The mash will balance out the flavors while adding comfort to your meal.
How to Perfect Crock Pot French Onion Meatballs
To get the most flavor and texture from your Crock Pot French Onion Meatballs, consider these helpful tips.
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Use Frozen Meatballs: Opt for high-quality frozen meatballs to save time while still ensuring great taste and texture.
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Sauté Onions First: For deeper flavor, sauté the sliced onions before adding them to the crock pot. This enhances their sweetness and richness.
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Adjust Seasonings: Feel free to tweak the spices based on your preference. Adding herbs like rosemary or parsley can elevate the dish further.
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Cheese Variations: Experiment with different cheeses such as mozzarella or cheddar if you want a different flavor profile than gruyere.
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Thickening Sauce: If you prefer a thicker sauce, increase cornstarch gradually until you achieve your desired consistency.
Best Side Dishes for Crock Pot French Onion Meatballs
Crock Pot French Onion Meatballs pair wonderfully with various side dishes. Here are some great options to consider:
- Garlic Bread: Crispy garlic bread is perfect for soaking up any leftover sauce from your meatballs.
- Steamed Vegetables: Lightly seasoned steamed broccoli or green beans provide a fresh contrast to the rich flavors of the meatballs.
- Cauliflower Rice: A low-carb alternative that serves as a great base for the meatballs while adding extra nutrients.
- Coleslaw: A refreshing coleslaw adds crunch and acidity that balances out the savory meatball dish nicely.
- Roasted Potatoes: Herbed roasted potatoes make for a hearty side that complements the flavors of the meatballs well.
- Side Salad: A simple garden salad with vinaigrette offers freshness and lightness alongside your flavorful main course.
Common Mistakes to Avoid
When making Crock Pot French Onion Meatballs, avoiding common pitfalls can elevate your dish.
- Not Slicing Onions Properly: Failing to slice onions evenly can result in uneven cooking. Aim for uniform slices to ensure consistent flavor and texture.
- Ignoring the Broth Quality: Using low-quality broth can lead to bland meatballs. Always opt for a good-quality low-sodium beef broth for optimal taste.
- Overcooking the Meatballs: Cooking meatballs too long can make them dry. Follow the recommended cooking times on high or low settings closely.
- Skipping the Cornstarch Slurry: Neglecting to add the cornstarch mixture may leave your sauce thin. This step thickens the sauce, enhancing the overall dish.
- Forgetting to Top with Cheese: Not adding cheese can diminish flavor richness. Grate fresh gruyere cheese on top just before serving for that delicious melty finish.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container.
- Consume within 3-4 days for best quality.
Freezing Crock Pot French Onion Meatballs
- Place in a freezer-safe container or bag.
- Best if used within 2-3 months for optimal flavor.
Reheating Crock Pot French Onion Meatballs
- Oven: Preheat to 350°F (175°C) and bake in a covered dish for about 20-25 minutes until heated through.
- Microwave: Heat in short intervals, stirring between each, until hot; this usually takes about 3-5 minutes depending on your microwave’s power.
- Stovetop: Reheat in a skillet over medium heat, stirring occasionally, until warmed throughout; this should take about 10 minutes.
Frequently Asked Questions
If you have questions about Crock Pot French Onion Meatballs, read on for answers!
How do I make meatballs from scratch?
You can mix ground beef or turkey with breadcrumbs, eggs, garlic, and spices to form your meatballs before cooking them in the crock pot.
Can I use frozen meatballs?
Yes! Frozen meatballs work perfectly in this recipe and save time. Just add them directly into the crock pot without thawing.
What if I don’t have gruyere cheese?
Feel free to substitute with mozzarella or provolone cheese. Both options will melt well and provide a delicious topping.
Are Crock Pot French Onion Meatballs healthy?
They can be part of a balanced diet! Using lean meats and controlling portion sizes contributes to their healthiness.
Final Thoughts
Crock Pot French Onion Meatballs offer a delightful combination of flavors and textures that are sure to please everyone at your table. The ease of preparation allows you to enjoy this dish without stress. You can customize it by adding different herbs or even swapping out the type of cheese. Give this recipe a try for your next gathering!

Crock Pot French Onion Meatballs
- Total Time: 5 hours 10 minutes
- Yield: Approximately 6 servings 1x
Description
Crock Pot French Onion Meatballs are a savory delight that combines the rich flavors of beef broth, caramelized onions, and gooey melted cheese. This easy-to-make recipe is perfect for gatherings or a cozy family dinner, requiring minimal prep time thanks to the convenience of your slow cooker. With tender meatballs simmering in a flavorful sauce, you can serve these tasty bites as an appetizer or over rice for a satisfying meal. Whether you’re hosting friends for game day or looking for a hearty dish to warm up your evening, these comforting meatballs are sure to impress.
Ingredients
- 2 medium yellow onions, sliced
- 26 ounces frozen meatballs
- 2 cups low-sodium beef broth
- 1 ounce brown gravy mix
- 2 teaspoons garlic, minced
- 1 teaspoon black pepper
- 1 teaspoon dried thyme
- 1 tablespoon white apple vinegar
- ¼ cup water
- 2 tablespoons corn starch
- 1½ cups gruyere cheese, grated
Instructions
- Place sliced onions at the bottom of a 6-quart crock pot. Layer frozen meatballs on top.
- In a bowl, whisk together beef broth, gravy mix, garlic, black pepper, thyme, and vinegar until well combined; pour over meatballs.
- Cover and cook on high for 2½-3½ hours or low for 5-6 hours.
- To thicken the sauce, whisk corn starch with water in a small bowl; add to the crock pot and stir gently. Top with gruyere cheese.
- Cook for an additional 10 minutes or until cheese is melted and bubbly.
- Serve hot over rice or mashed potatoes.
- Prep Time: 10 minutes
- Cook Time: 5 hours
- Category: Main
- Method: Slow Cooking
- Cuisine: American
Nutrition
- Serving Size: 4 meatballs (180g)
- Calories: 320
- Sugar: 3g
- Sodium: 650mg
- Fat: 18g
- Saturated Fat: 9g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 22g
- Fiber: 1g
- Protein: 20g
- Cholesterol: 50mg
Keywords: For deeper flavor, sauté the onions before adding them to the crock pot. Feel free to substitute gruyere cheese with mozzarella or cheddar. Adjust seasonings according to your taste; fresh herbs can enhance the dish further.