In the mixing bowl, crumble the khoya or grate it if it is hard. Mix it with hands so there is no lumps.
Add maida and baking soda to it.
Mix it nicely to form a smooth and sticky dough. Add few tsp of milk or water if the mixture is dry. Don't knead too much. Dough should be soft and pliable.
Cover and keep it aside for 15 minutes.
Crush the cardamom and keep it aside.
Take sugar and water in a bowl
Add cardamom powder to it.
Allow it to boil for 5-6 minutes till sugar is dissolved and syrup is sticky and thick.
Roll the dough gently as smooth round balls without cracks.
Heat oil and fry 5-6 jamuns in medium to low flame flipping in between till golden.
Drain them in kitchen tissue and repeat the same for rest of the balls.
Add the fried jamuns to warm sugar syrup.
Allow it to soak for 6 hours or overnight. It will absorb sugar syrup and increase in size if you soak for more time.
Delicious Khoya Gulab Jamun is ready.