French Onion Soup au Gratin Stuffed Meatballs Recipe - (4.4/5)

Ingredients

• 1 Tablespoon olive oil
• 2 onions, halved and thinly sliced
• 1/2 Tablespoon fresh thyme or 1/2 teaspoon dried thyme
• 1 teaspoon salt
• 1/2 teaspoon pepper
• 1/4 cup beef broth
• 1/4 cup red wine (I used Gallo Family Pinot Noir)
• 1 1/2 lbs ground beef
• 1/4 cup bread crumbs or ground oats (gluten free, if needed)
• 1 Tablespoon minced fresh parsley
• 1 teaspoon pepper
• 1 teaspoon kosher salt
• 1 egg
• 8 oz mozzarella cheese (about 1-2 oz into sixteen approximately half-inch cubes, to stuff the meatballs, the remainder shredded)
• 1/2 Tablespoon olive oil
• Fresh chopped parsley for garnish, optional
• 1 3/4 cup beef broth
• 2 Tablespoons cornstarch
• salt
• pepper