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Casein Powder from Soured Skim Milk
Casein is the milk protein of early plastics such as Galalith, of casein glue and of casein paint. Skim the milk, let it sour until the casein drops out as curd, wash and press the curd, then dry it and grind it to powder.
The picture: our diagram, skimmed milk, soured curd, dry powder.
初学者
3 days
说明
1
1
Skim
Skim
Let the milk stand in a wide pot in a cool place overnight and skim off all the cream that rises.
此步骤所需材料:
全脂牛奶10 升所需工具:
大汤锅
漏勺2
2
Sour
Sour
Keep the skimmed milk in a warm place until it sours and the casein separates as curd from the clear whey.
所需工具:
大汤锅3
3
Wash
Wash
Pour off the whey through cheesecloth in a colander. Stir the curd in clean water and drain it again; repeat until the water runs clear.
所需工具:
干酪布
滤盆
木勺
水4
4
Press
Press
Wrap the curd in the cloth and press out the water.
所需工具:
干酪压榨器
干酪布5
5
Dry and grind
Dry and grind
Crumble the curd thin on a tray and dry it until hard and brittle. Grind it in the mortar, sift, and keep it airtight.
所需工具:
平底干燥盘
研钵与研杵
细筛
等臂天平
气密储存容器6
6
Casein from your milk
Casein from your milk
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