01 -
Set the oven temperature to 190 degrees Celsius to preheat.
02 -
Create a horizontal pocket in each chicken breast and fill with sliced Brie, cranberry sauce, and chopped rosemary. Secure the opening with toothpicks.
03 -
Season the stuffed chicken breasts with salt and black pepper. Heat olive oil in a skillet over medium heat and sear the chicken until golden brown on both sides.
04 -
Transfer the skillet to the preheated oven and bake for 20 to 25 minutes, or until the internal temperature reaches 74 degrees Celsius.
05 -
Remove toothpicks before plating and serve promptly.