Ingredients
Method
Step 1:
- Season the Chicken. Pat the chicken dry.
- Season with salt, pepper, garlic powder, and paprika.
Step 2:
- Sear the Chicken. Heat olive oil in a large oven-safe skillet over medium-high heat.
- Cook chicken for 4–5 minutes per side until golden brown. Remove and set aside.
Step 3:
- Caramelize the Onions. Reduce heat to medium. Add butter and onions.
- Cook slowly for 15–20 minutes, stirring occasionally, until deep golden brown and caramelized.
- Add garlic and cook for 30 seconds.
Step 4:
- Make the Sauce. Stir in Worcestershire sauce and thyme. Pour in beef broth.
- Bring to a simmer. Mix cornstarch and water. Add to the skillet and stir until thickened.
- Reduce heat and stir in heavy cream.
Step 5:
- Return the Chicken. Nestle chicken back into the skillet.
- Spoon onions and sauce over the chicken.
Step 6:
- Add Cheese. Sprinkle Gruyère and mozzarella evenly over the chicken.
Step 7:
- Broil: Place skillet under the broiler for 2–3 minutes until cheese is melted and golden.
Step 8:
- Serve: Garnish with fresh parsley and serve hot.