Lay the chicken breasts out on a cutting board, cover them with plastic wrap, and use a meat tenderizer or rolling pin to flatten them to an even thickness. This helps them to cook more evenly and quickly.
4 boneless, skinless chicken breasts
Season both sides of the chicken breasts with salt and pepper.
salt and pepper, to taste
Heat olive oil in a large skillet over medium-high heat. Add the chicken breasts and cook for 4-5 minutes per side, or until an instant read thermometer inserted into the thickest part of the breast reads 165 F (74 C). Note 4.
2 tablespoons olive oil
Reduce the heat to medium-low. Top each chicken breast with slices of mozzarella cheese and a handful of halved cherry tomatoes.
2 cups cherry tomatoes, 8 ounces fresh mozzarella
Cover the skillet and cook for an additional 2-3 minutes, or until the cheese has melted.
Remove from heat, sprinkle with chopped fresh basil, and drizzle with pesto or balsamic glaze if desired. Serve immediately.
¼ cup fresh basil leaves, Pesto or balsamic glaze