Serve with fries or Tempura Vegetables as an Asian-inspired dipping sauce.
Heat the sesame oil in a small skillet over medium-low heat. Add the ginger and garlic, sautéing until crispy and translucent. Do not burn the garlic. Set aside.
In a food processor, combine the mayonnaise, sour cream, wasabi powder, soy sauce, and the sautéed ginger and garlic mixture. Mix until smooth.