Prepare the Ingredients: Thinly slice the chicken, onion, and bell pepper. Mince the garlic.
Cook the Chicken: Heat olive oil in a large skillet over medium heat. Add the chicken, salt, black pepper, paprika, and oregano. Cook for 5-7 minutes until golden brown.
Sauté the Vegetables: Push the chicken to one side of the pan. Add the onions, bell peppers, and garlic. Cook for 3-4 minutes until softened.
Melt the Cheese: Reduce the heat to low. Sprinkle the cheese over the chicken mixture and let it melt. Stir gently to combine.
Toast the Rolls: Spread butter on the sandwich rolls and toast them in a separate skillet or in the oven at 180°C (350°F) for 3-4 minutes.
Assemble the Sandwiches: Spoon the cheesy chicken mixture into the toasted rolls. Serve warm and enjoy!
Marinating for Maximum Flavor