Blend tofu and boiled soybeans in a blender until smooth.
Add cold water and salt to the blended mixture and mix to make the broth.
Boil somyeon (thin wheat noodles) in boiling water, then rinse under cold water.
Place the noodles in a bowl and pour the tofu soybean broth over them.
Top with cucumber, cherry tomatoes, or other desired toppings to finish.