How to make butter?

Ingredients: cream 400g2 2g salt (optional).

Homemade butter steps:

Step 1: Prepare materials.

Step 2: Freeze a glass of pure water before washing the butter.

Step 3: 400 grams of cream +2 grams of salt (optional) start high-speed delivery.

Step 4: Stir for 5 minutes.

Step 5: Stir for ten minutes.

Step 6: After 20 minutes, you can see that the cream is getting more and more yellow.

Step 7: After 30 minutes, start water-oil separation.

Step 8: After 40 minutes, sift out the butter with a strainer. After sieving, take out the freshly frozen ice water, add butter, wash out the milk, and the butter is ready. Remember to put it in the refrigerator after cooking. If you are very hygienic, you'd better eat it within one month.