Steps
1. Preheat your oven to 375°F (190°C).
2. Spread butter on the slice of bread and place it on a baking sheet.
3. Toast the bread in the oven for about 5-7 minutes or until golden brown.
4. While the bread is toasting, combine diced tomato, chopped basil, olive oil, salt, pepper, and balsamic vinegar in a bowl.
5. Once the bread is toasted, layer the sliced chicken on top, followed by the tomato mixture.
6. Serve immediately and enjoy your healthy Italian side dish!