Arrange sliced strawberries in the bottom of 4 x 300ml capacity trifle glasses.
Add 200ml iced cold water and stir again.
Pour mango jelly evenly over strawberry jelly layer and refrigerate for a further 2 hours or until set.
Arrange the sponge slices on the jelly around the side standing upright. Place a few extra slices into the centre of the glass to support the outer layer.
Spoon an equal amount of dollop cream into each trifle and spread evenly using a spatula to create a flat layer.
Top with whipped cream, nectarine slices and raspberries.