In a bowl, beat butter for 2 mins. Add jaggery powder and beat for 3- 4 mins till light and fluffy.
Add vanilla extract and combine.
Sieve the wheat flour, custard powder and combine gently with the butter jaggery mixture till it forms a smooth soft dough. Don't over-knead the cookie dough.
Create Modak shapes using Modak molds with the cookie dough.
Once the Modak cookies are ready, place them on a plate and refrigerate them for 1 hour.
Line the baking tray with 3 baking papers or a silicone sheet. Place the Modak cookies on the baking tray.
Bake in a pre-heated oven @170* C for 12-15 mins or till golden brown.
Once the cookies are nicely baked, cool completely.
Dip the tip of Modak cookies in melted dark chocolate.
Garnish the Modak cookies with gold foil.
Melt in mouth buttery Modak cookies are ready.
Enjoy!