take a big bowl and add Instant coffee powder, sugar and water in it.
start whipping the mixture with electric blender.
after one minute of whipping, the mixture will begin to start getting little fluffy and brown.
after 2 minutes of whipping, the mixture will be getting more fluffy and light in colour. keep whipping.
after 3 minutes of whipping, mixture will turn frothy and light brown. stop here.
your cappuccino foam is ready. take a clean airtight container and transfer all the Cappuccino foam in it. close the container with a lid.
place this cappuccino foam in refrigerator.
you can store this foam for about a week.