A cup of100g soybean milk generates about 66 kilocalories. Soymilk is made of soybeans.
How to calculate the cost of a cup of soybean milk?
If you grind it yourself, you only need a soymilk machine. At present, the price of soybean is about one catty in 3 yuan. If you buy a large number of paper cups in the breakfast shop outside, it will not exceed a dime.
According to the ratio of soybean to water, the cost of 6000ml soybean milk is around 3 yuan. Now the cups on the market are all 150ml, which is 0.075 yuan. Coupled with the cost of paper cups and labor time, the price of a cup of soybean milk is about from 0.3 yuan to 0.4 yuan.