French Onion Chicken Bake (One-Pan) - Real Food Whole Life

Ingredients

• 1 tablespoon olive oil
• 1 tablespoon butter
• 3 medium yellow onions, thinly sliced into half moons
• ¾ teaspoons kosher salt, divided
• ¼ teaspoon freshly ground black pepper
• 1 tablespoon balsamic vinegar
• 1 teaspoon Worcestershire sauce
• 1 teaspoon brown sugar
• 1 teaspoon dried thyme
• 1 cup beef broth
• 4 tablespoons cream cheese (about 2-oz)
• 3 cups cooked shredded or diced chicken, such as from a rotisserie chicken
• 1 cup grated gruyere cheese (see notes)
• 1 medium French baguette (about 8-oz loaf), sliced into ½-inch rounds