After cooking, the dish is chilled in the refrigerator and served cold. Frozen delicacies such as chilled melon were enjoyed during the summer. Directly following the heat treatment, vegetables/fruits are quickly chilled by cold water. This includes preserved or prepared snails and snails that are live, fresh, chilled, or frozen. A Shanghainese recipe mixes chopped century eggs with chilled tofu. The wine must be chilled but not be served with ice. Andalusian sources say that gazpacho should be slightly chilled, but not iced. Water circulating through the melting ice augments the production of chilled water. The dessert is chilled prior to serving. It is usually served as a digestif either chilled or on ice. Water under low pressure is evaporated from the coils that are to be chilled. People celebrate the New Year by sharing chilled champagne. Milk is now commonly chilled, before loading, and transported in a glass-lined tank car. Passenger spaces were ventilated by chilled or heated air. Mousses are also typically chilled before being served, which gives them a denser texture.