Food & Cooking Recipes Healthy Recipes Vegetarian Recipes Wasabi Mayonnaise for Sushi Cake 3.3 (42) By Martha Stewart Editors Martha Stewart Editors Facebook Instagram Twitter Website An article attributed to "Martha Stewart Editors" indicates when several writers and editors have contributed to an article over the years. These collaborations allow us to provide you with the most accurate, up-to-date, and comprehensive information available.The Martha Stewart team aims to teach and inspire readers daily with tested-until-perfected recipes, creative DIY projects, and elevated home and entertaining ideas. They are experts in their fields who research, create, and test the best ways to help readers design the life they want. The joy is in the doing. Editorial Guidelines Updated on February 24, 2021 Print Share Share Tweet Pin Email Photo: Anna Williams Yield: Makes 1/2 cup Wasabi, also known as Japanese horseradish, is a traditional condiment for sushi and sashimi, and the optimal topper to our Sushi Cake. This pungent mayonnaise can be made up to one day ahead. Ingredients 1 teaspoon powdered wasabi mixed with 1 teaspoon water 1 teaspoon freshly squeezed lemon juice ½ cup mayonnaise Directions Combine the wasabi mixture, lemon juice, and mayonnaise in a small bowl; stir well to combine. Store, covered with plastic wrap, in the refrigerator until ready to serve. Print