Cottonseed & sesame oils infused with chiles, garlic, onion & ginger. Since 1987, House of Tsang products have been known for their traditional ingredients. Today,these authentic, flavorful sauces are a deliciously convenient way to create your favorite specialties at home. Our products make preparing food easy and delicious. Try one of our oils, stir-fry, or simmering sauces tonight and your tastebuds will thank you.