Tossed Green Salad

1 cup lettuce
1 cup string beans, cooked and drained
1 peeled onion, sliced
1 hard-boiled egg, sliced
1/2 cup kalamansi juice
3 tomatoes
2 cups diced, cooked potatoes
1/4 teaspoon sugar
1 teaspoon salt
1/2 teaspoon vetsin

Wash the lettuce, separating the leaves. Arrange in salad bowl. Arrange alternate layers of string beans, tomatoes cut in eights, potatoes and onion. Thoroughly toss the salad with a dressing made by beating together with fork the remaining ingredients, garnish with hard-cooked eggs.