- 2 slices bread
- 2 slices provolone cheese, or more as needed
- 1/4 avocado – peeled, pitted, and thinly sliced
- 1/2 tomato, sliced
- 1 1/2 teaspoons balsamic vinegar
- Lay 1 slice bread on a plate. Place provolone cheese on bread and top with avocado and tomato slices, respectively. Drizzle balsamic vinegar over tomato and top with remaining slice of bread.