求翻译：揭开蒸笼，将大锅里蒸熟的糯米放在一个缸里。加进一些家里长久或是买来留下的曲子，再用瓷碗舀上一点水搅匀。是什么意思？

Open a steamer, in the cauldron of steam-cooked glutinous rice in a bowl. Add some piece or bought for a long time to stay in the House, ladle some water on porcelain bowl stir again.