Boil the potatoes until tender and cut them into cubes.
Blanch cabbage and bean sprouts in hot water for a few minutes, then drain.
Fry the tofu until golden and cut into small cubes.
Arrange the potatoes, cabbage, bean sprouts, and tofu on a serving plate.
Add sliced boiled egg on top of the vegetables.
Pour peanut sauce evenly over the salad.
Drizzle sweet soy sauce and serve fresh.