Prepare whole grain bread (90 g) and tomato (125 g) for one serving. Toast bread and spoon over finely diced tomato mixed with the chosen toppings just before serving.
Prepare ginger (12 g) and sesame seeds (12 g). Add them during the final cooking stage or as a fresh garnish, as appropriate to their texture.
Taste and season to preference. Serve at the temperature appropriate for the dish; refrigerate leftovers promptly.