because of a bacteria called casein
I haven't tried it, but I read it somewhere, you can prepare curd without using starter curd, but instead add a few drops of lemon to luke warm milk in the same manner as u do for curdling milk.
To set curd, you need to heat milk until it is warm (around 110°F), add a small amount of curd or a starter culture, mix well, cover the container, and keep it in a warm place undisturbed for 6-8 hours to allow the milk to ferment and thicken into curd. It's important to maintain a warm and stable temperature for successful curd setting.
To convert milk into curd, heat the milk to a lukewarm temperature, add a small amount of curd culture or curd from a previous batch, and let it sit undisturbed in a warm place for 6-8 hours to allow the milk to ferment and curdle. The bacteria in the culture will convert the sugars in the milk into lactic acid, thickening the milk and turning it into curd.
Yes, yogurt can be made using curd as a starter culture. Curd contains live bacteria that can ferment milk, leading to the production of yogurt. To make yogurt, simply mix a small amount of curd with warm milk and let it sit in a warm place for several hours until it thickens and sets. This process utilizes the beneficial bacteria in the curd to create the desired yogurt consistency and flavor.
bacteria turns milk into curd.
Curd &milk are posine or not
When curd is added to cold milk and left for 6 hours, the cold temperature slows down the fermentation process. The beneficial bacteria in the curd may not multiply effectively in the colder environment, resulting in little to no thickening or souring of the milk. To achieve proper fermentation and curd formation, warmer temperatures are generally required.
When excess curd is added to milk, the lactic acid bacteria present in the curd ferment the lactose in the milk, leading to the production of more lactic acid. This process thickens the milk, causing it to curdle and form a thicker yogurt-like consistency. If left for too long, the excess acidity can result in a sour taste and further separation of whey from the curds. Ultimately, the milk transforms into a more tangy and thicker dairy product.
Due to process fermentation of microorganism the milk turns into curd.
milk is boiled to kill of any unwanted microbes. bacteria are then added which release enzymes that make the milk go thick and slightly sour. flavouring can be added to yogurt to change the taste.
The curd is the fat in the milk that sticks together. ------------------------------------------------------------------- I think it is the proteins rather than the fat that are responsible for the formation of curd - after all you can get fat free curd cheese.
Rennet is added to milk and forms curds and whey. The whey is then tapped off leaving the curds.