First add corn flour in bowl with water and mix well ,no lumps.
Now add sugar and water in pan cook until sugar dissolve.
Add cardamom powder in sugar syrup.
Now add corn flour mixture in sugar syrup.
Cook about 10 mints until smooth texture then gradually add ghee in mixture.
Now add food color and mix well ,cook for few second
Now add nuts
Mix well and pour in grease dish let cool on room temperature for 3 hour .When cool down completely then cut in cube and serve