Collect milk cream/malai from milk daily for mininum 10 days and preserve it in container.
Once your container filled take it out from refrigerator and add 1/2 tsp of yogurt and keep it outside for 4 to 6 hrs depending on the climate
Now add ice cube or water to the above and beat the cream with churner or blender for 3 - 5 minutes.
Butter gets start to separate from buttermilk. Collect the butter and wash it under water.
Wash till you get clean water, then take butter into container and store it in refrigerator.
We can prepare Ghee using this butter or we can use it to prepare cakes, cookies, snack etc. Preserve butter in refrigerator and use it long time.