Wash the sweet pumpkin thoroughly, remove the seeds, and steam it.
After cooling the steamed pumpkin, peel the skin and cut into bite-sized pieces.
Peel the boiled egg and roughly mash it.
Finely chop vegetables such as onion and cucumber.
In a bowl, combine sweet pumpkin, egg, onion, cucumber, mayonnaise, salt, and pepper. Mix well.
Place the finished salad in a bowl and serve.