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Irresistible French Onion Beef Meatballs Perfect for Any Meal

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Learn how to make delicious French Onion Beef Meatballs. Easy recipe with step-by-step instructions.

Ingredients

Scale

  • 1 pound ground beef (preferably 80/20 for juiciness; ground turkey or chicken can be substituted for a leaner option)
  • 1 cup finely chopped caramelized onions (see note below for caramelizing onions)
  • 1/2 cup breadcrumbs (panko or regular; gluten-free if needed)
  • 1/4 cup grated Gruyère cheese (or Swiss cheese as a milder alternative)
  • 1 large egg
  • 2 cloves garlic, minced
  • 1 teaspoon dried thyme or Italian seasoning
  • Salt and freshly ground black pepper to taste
  • 1 cup beef broth or chicken broth (preferably low sodium)
  • 1 large yellow onion, sliced thinly (for caramelizing)
  • 2 tablespoons olive oil
  • Optional: fresh parsley or chives for garnish
  • For serving: crusty bread, cooked pasta, or mashed potatoes

Tip from my kitchen: Caramelizing onions is a slow process, but it’s worth every minute. I’ve learned to do it gently over low heat, stirring occasionally, until they’re golden and sweet. It’s a meditative step that really elevates the flavor of the dish.

Instructions

  1. Caramelize the onions: Heat 2 tablespoons of olive oil in a large skillet over low heat. Add the sliced yellow onions and a pinch of salt. Cook gently, stirring occasionally, for about 30-40 minutes until the onions are deeply golden and sweet. This slow process is the secret to their rich flavor. Once done, remove from heat and let cool slightly.
  2. Preheat the oven: Set your oven to 375°F and line a baking sheet with parchment paper or a silicone baking mat.
  3. Prepare the meatball mixture: In a large mixing bowl, combine the ground beef, cooled caramelized onions, breadcrumbs, grated cheese, egg, minced garlic, thyme, salt, and pepper. Use your hands or a spoon to mix everything until just combined. I’ve found that overmixing can make the meatballs tough, so gentle folding is best.
  4. Form the meatballs: Roll the mixture into 1 to 1.5-inch balls, placing them evenly spaced on the prepared baking sheet. I like to use a cookie scoop for uniform size—it makes the process faster and more consistent.
  5. Bake the meatballs: Place the tray in the oven and bake for 20-25 minutes, or until they’re browned and cooked through. The internal temperature should reach 160°F. I always check with a quick read of a meat thermometer to be sure.
  6. Prepare the broth: While the meatballs are baking, heat the beef or chicken broth in a small saucepan until simmering. This will be used to infuse flavor and keep the meatballs moist.
  7. Simmer the meatballs in broth: Once cooked, transfer the meatballs to a deep skillet or Dutch oven. Pour the hot broth over them, cover, and simmer gently for about 10 minutes. This step allows the flavors to meld beautifully—like a mini onion soup in every bite.
  8. Optional cheese topping: During the last 2 minutes, sprinkle grated Gruyère or Swiss cheese over the meatballs and let it melt. It adds that gooey, cheesy touch I love.
  9. Serve: Garnish with chopped parsley or chives if desired. Serve hot with crusty bread, over pasta, or mashed potatoes for a complete meal.

Find it online: https://artofeasycooking.com/french-onion-beef-meatballs/