Creamy Sesame Dressing

Name: Creamy Sesame Dressing
Yield: Makes 150 ml
Cuisine: Japanese
Ingredients: 2 tablespoons mayonnaise; 1 shallot or small onion, finely chopped; 1 teaspoon sugar; 1 teaspoon soy sauce; 1 teaspoon rice wine vinegar; 2 tablespoons vegetable oil; 2 tablespoons ground Japanese white sesame seeds (see tip); 1 shallot or small onion, finely chopped