Steamed Chicken Salad with Sesame Sauce

Name: Steamed Chicken Salad with Sesame Sauce
Ingredients: 3-4 green onions; salt and pepper; 2 small cucumbers; 10 oz. boneless chicken thighs with skin; 1 tablespoon sake; 1 teaspoon sesame oil; small piece crushed ginger; 1/4 cup liquid made up from the juices of the cooked chicken (and water if necessary); 4 tablespoons sesame paste; 2 tablespoons soy sauce; 2 tablespoons superfine sugar; 1/2 tablespoon rice vinegar; 2 teaspoons chili paste or to-ban-jan; 2 tablespoons roughly ground sesame seeds; 2 tablespoons finely shredded green onions; 2 teaspoons finely chopped ginger; 2 teaspoons finely chopped garlic