1)Crush the biscuits and add one tablespoon sugar to this and add the margarine and mix well. Put this mixture in the cake baking pan(10") and press firm.
Bake this at 190-200 degree celcius for 15 minutes in the oven. Keep to cool.
1)Take the cornflour and add a little cold water and mix (around 3 tablespoons water) and keep it on the stove and stir well along with the blueberries and a tablespoon sugar till a smooth thick paste forms.
2)Layer the filling on the crust as soon as it is done...spread it evenly. Keep aside.
Beat the cream cheese in a bwol till smooth on medium speed.
Add in the eggs, sugar and the essence and beat well for around 5 minutes till smooth.
Add this to the pan on top of the filling...just pat the pan twice or thrice to remove all air bubbles.
Bake this at 180 degrees for 40 minutes.
Remove from oven and let it cool for atleast an hour.