1

Roast pista until light brown.

2

Pulse the nuts while it's still warm and scrape down the walls of the blender.

3

Blend again until smooth.

4

Once creamy, add jaggery for sweetener & blend again.

Roasting is the most important step. If nuts are under roasted it will take long to turn into butter.

Nut butters can be made without adding oil. The roasting and blending process releases the oils in the nuts itself.

Use chutney blender to make nut butters.