1: Enhance your tomato sandwich game with these one-ingredient upgrades.

2: Sliced avocado adds a creamy texture to your classic tomato sandwich.

3: Crispy bacon brings a savory crunch to your tomato sandwich.

4: Fresh mozzarella cheese melts beautifully on top of juicy tomato slices.

5: Sprinkle some basil leaves for a pop of freshness on your tomato sandwich.

6: Thinly sliced red onion adds a zesty kick to your tomato sandwich.

7: Swap out regular bread for a toasted baguette for a gourmet twist.

8: A drizzle of balsamic glaze elevates the flavors in your tomato sandwich.

9: Experiment with different one-ingredient upgrades to enjoy tomato sandwiches all summer long.