Crockpot French Onion Meatballs (Easy Slow Cooker Dinner)
These Crockpot French Onion Meatballs are a comforting, slow cooker meatball recipe packed with rich French onion flavor and topped with gooey melted mozzarella cheese. Made with simple pantry ingredients, this easy crockpot dinner is perfect for busy weeknights, family meals, or game-day gatherings.
Why You’ll Love This Recipe
Easy slow cooker meatballs with minimal prep
Rich, savory French onion soup flavor
Juicy meatballs cooked low and slow
Perfect for sandwiches, pasta, or serving over mashed potatoes
Ingredients
1 pound ground beef
½ cup breadcrumbs
¼ cup grated Parmesan cheese
1 large egg
1 medium onion, finely chopped
1 teaspoon garlic powder
1 teaspoon salt
½ teaspoon black pepper
2 cups beef broth
1 packet French onion soup mix
1 cup shredded mozzarella cheese
Directions
1. Make the Meatball Mixture
In a large bowl, combine ground beef, breadcrumbs, Parmesan cheese, egg, chopped onion, garlic powder, salt, and black pepper. Mix gently until just combined.
2. Form the Meatballs
Roll the mixture into meatballs about 1 to 1½ inches in size.
3. Add to the Crockpot
Place the meatballs in a single layer in the bottom of your slow cooker.
4. Prepare the French Onion Sauce
In a separate bowl, whisk together the beef broth and French onion soup mix. Pour the mixture evenly over the meatballs.
5. Slow Cook
Cover and cook:
Low: 6–8 hours
High: 3–4 hours
Until the meatballs are tender and fully cooked.
6. Add the Cheese
About 15 minutes before serving, sprinkle shredded mozzarella cheese over the meatballs. Cover and let the cheese melt until bubbly.
7. Serve and Enjoy
Serve these crockpot French onion meatballs warm as a main dish, appetizer, or sandwich filling.
Serving Ideas
Over mashed potatoes or rice
Inside toasted hoagie rolls
With pasta or crusty bread
Nutrition & Recipe Info
Prep Time: 15 minutes
Cook Time: 3–8 hours
Total Time: 3–8 hours 15 minutes
Calories: ~300 kcal per serving
Servings: 6
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