- Name: KEWPIE TRUFFLE DRESSING 500 ML - Brand: KEWPIE - Unit Amount: 1 unit(s) Ingredients: Soybean oil 21% sugar 11% vinegar 5% iodized salt 2% egg yolk 1% truffle flavor 0.4% black truffle mushroom sauce 0.3% Allergy Information: Contains eggs mustard dairy products fish and wheat. How to Preserve: Store in a cool, dry place away from direct sunlight.