In a pot add water n strawberry jelly.. whisk well..

Cook for 2 min and pour over shot glasses..

Allow to cool and set on room temperature for about 15 min..

In another pot add milk with sugar.. cook till boiling start..

Now add custard mix in little milk..

Add into milk and whisk continuously to avoid lumps..

Cook for 2,3 min until thick..

Remove from heat, keep whisking add strawberry essence..

When slightly cool.. pour over jelly layer with light hand..

Again allow to set on room temperature for some time then refrigerate for 2,3 hours..

When set completely.. whisk cream with icing sugar and drop of milk..

Make third layer of it.. refrigerate for more 3,4 hours or over night..

Note: biscuit can be crushed
Strawberry can be slices..
Depends on your serving choice or decorations..

Note: this dessert can be kept in fridge for 3,4 days..

Ideally can be done a day before serving chill over night and Enjoy..