Seen this recipe floating around the Internet. I took the basics of it and spruced it up a bit.
Preheat oven to 400°F
Lightly coat a baking dish with EVOO
Place chicken breasts in dish
Spoon basil pesto on each chicken breast
Spread to coat top of breasts
Place tomato slices on top and sprinkle with salt and pepper
Place slices of mozzarella on top of tomatoes
Sprinkle with Italian seasoning and parmesan cheese
Bake for 40 minutes
Remove from oven
Plate and enjoy with salad or fresh bread
If you don't have access to a basil pesto, some members of the allthecooks community have some great recipes you can make from scratch.