8 ounces sweetened yogurt
3/4 cup milk
3 1/2 ounces vanilla instant pudding
3 cups whipped cream
1 ready made pound cake, cut in 1/2 " thick slices
5 cups cubed watermelons, remove the seeds
1.Combine the yogurt, milk and vanilla pudding in a large bowl; beat until thick.
Take out 1 cup of whipping cream for garnishing and fold the remaining whipping cream in the pudding mixture.
2.Assemble the trifle, spread half of the pudding and whipping cream mixture in the bottom of a trifle bowl.
3.Put half of the cake slices on top of the pudding mixture and top with half of the watermelon cubes. Repeat layers. Top with the reserved whipping cream.
4.Cover and chill for 2 hours before serving.