- Soak the dates in warm milk for 15 minutes.Alternatively you can microwave this for few minutes. 
- When the milk comes to a normal temperature grind this into a smooth paste. 
- Transfer this to a bowl and add the powdered jaggery or sugar. 
- You can grind the sugar along with the dates too. 
- Mix well evenly. 
- Add oil to this and mix well. 
- Add flour and baking soda to this. 
- Mix well gently and evenly. 
- Add 2 tbsp of chopped walnuts to this and mix well. 
- Grease a baking tin and line it with a butter paper. 
- Transfer the dates cake batter to this. 
- Now dust the remaining walnuts with little flour . 
- Sprinkle this on the top of the batter. 
- Dusting with the flour, prevents the walnut from sinking into the dough. 
- Preheat the oven at 160 degree Celsius for 5 minutes. 
- Bake at 160 degree Celsius for 30-35 minutes. Mine got over in 32 minutes. 
- Take out and cool in a wire rack. 
- When it completely cool, cut into slices. 
- You can make this in a cake tin too.