Practice: Two glasses of water with a clean large pot, put the appropriate stamp with water and then pot into a boiling pot of water, so the pot after the water is steam low heat 20 minutes.

做法：用一个两杯水大的陶罐清洗干净，放适当的水后加盖，然后把陶罐放到有水的锅里蒸煮，等锅里水开后在用小火蒸20分钟即可。

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Designed by Peter Howson, the stamp depicting steam power is due to go on sale on January 12.

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