Ayam Disiram Bawang Perancis

Bahan-bahan (6 porsi)

• 1 1/2 pounds thin cut chicken breasts
• salt and black pepper
• 6 tablespoons salted butter
• 3 yellow onions, thinly sliced
• 1/2 cup apple cider
• 3/4 cup dry white wine
• 3 cloves garlic, chopped
• 2 cups cremini mushrooms, sliced
• 2 tablespoons fresh thyme leaves
• 2 tablespoons chopped fresh sage
• 1 cup broth
• 3/4 cup heavy cream
• 6 slices french bread
• 1 cup shredded gruyere cheese