1 cup mayonnaise
2 tablespoons soy sauce
2 tablespoons finely chopped cilantro
2 tablespoons finely chopped scallion greens
1 tablespoon black sesame seeds or toasted sesame seeds
2 teaspoons finely grated fresh ginger
finely grated zest of 1 lemon
2 teaspoons fresh lemon juice
freshly ground pepper

In a medium bowl, combine all of the ingredients.