How do you froth milk at home?

To froth milk at home using the jar method, you heat the milk in a jar, then shake it vigorously.

Here's a breakdown of how to froth milk at home using this method:

1. Pour milk into a jar: Add about 2-4 ounces of milk to a jar.
2. Heat the milk: Microwave the milk in the jar for about 15-20 seconds.
3. Shake vigorously: Put the lid on the jar tightly, and shake the jar vigorously until the milk is frothy.