• 1 small chunk of ginger, 1 1/2 inches long, peeled and roughly chopped
• 1 clove garlic, roughly chopped
• 1/4 cup soy sauce
• 2 tablespoons sweet soy sauce
• 2 tablespoons white vinegar
• 2 tablespoons mirin
• 1/2 teaspoon sesame oil
• 1 1/2 small red dry Chinese chilis
• 1/2 teaspoon salt
• 1/2 teaspoon sugar
• 1/2 teaspoon xanthan gum, optional

In a blender combine ginger, garlic, soy sauce, sweet soy sauce, vinegar, mirin, and sesame oil. Add chilis, salt, sugar, and xantham gum, if using. Process until smooth. Transfer to a small bowl, and set aside.