First of all take motichur ladoos and crush it and make small balls from it. Put it in freeze for at least 20 - 25 minutes.

Melt the white chocolate by double boiler method. With the help of stick/ fork dip each balls in melted white chocolate and take them out on butter paper and at the same time sprinkle chocolate vermicelli or silver balls or anything your children likes. Let them set again in the freeze for 20 minutes.