Creating Chicken Pizzaiola is simple. Just follow these easy steps:

1. Prepare Ingredients: Gather all your ingredients to ensure everything is at hand.
2. Heat the Oil: In a large skillet, heat the olive oil over medium heat.
3. Cook Chicken: Season the chicken breasts with salt and pepper. Add them to the skillet, cooking for about 5-6 minutes on each side, until golden and cooked through. Remove chicken from skillet and set aside.
4. Sauté Garlic: In the same skillet, add the minced garlic and sauté for about 30 seconds until fragrant.
5. Add Tomatoes: Pour in the diced tomatoes and add the tomato paste. Stir well to combine.
6. Season the Sauce: Add the dried oregano and red pepper flakes, if using. Taste and adjust seasoning with salt and pepper as needed.
7. Return Chicken: Nestle the chicken breasts back into the skillet. Allow them to simmer in the sauce for an additional 5 minutes to absorb the flavors.
8. Garnish: Remove from heat and garnish with fresh basil leaves.
9. Serve: If desired, sprinkle with grated Parmesan cheese before serving.

Following these steps will guide you to a fulfilling plate of Chicken Pizzaiola, brimming with flavor and warmth.