The secret to delicious Oriental dishes lies in the construction of the wok and the ability to create high, even heat. The sloped walls of a wok give you just the right heat distribution for keeping vegetables crisp while meats, poultry, or fish cooks. Cast aluminum is constructed with non-stick cooking surfaces and easy cleaning. With a wok, you can enjoy crisp cooked veggies quickly. You can adapt a wok to cook many types of food.