Dissolve custard powder in half chill milk. Dissolve cocoa powder in another half. Chilled milk. Keep a side.

Take milk in a pan on low flame. After one boil add sugar and let it boil for 5 min.

Now add dissolve custard powder. Mix it well and let it boil for 1 min or 2. Till milk get little thick.

Now add dissolve cocoa powder. Mix it with no lumps. Off the flame and let cool down to room temperature. Now pour in serving glasses. Put in refrigerator to get settled.