Seasoning for fruit and vegetable salad, such as dicing cucumber, apple pitaya, kiwi fruit, canned pineapple, yellow peach and corn kernels, adding mayonnaise and mixing well; Japanese mashed potatoes must be cooked, peeled and pressed into mashed potatoes. Eggs are cooked and shelled, yolk is removed, protein is chopped, cucumber is seeded, and mayonnaise is added to mix well. It can be made into a salad sandwich with cheese and ham, with three slices of sandwich bread, one slice of cheese, one slice of ham, an appropriate amount of lettuce, one tomato, an appropriate amount of cucumber and an appropriate amount of mayonnaise.