Prepare custard. According to pack instructions.
Prepare jelly according to pack instructions.
Cut plain cake into slices and set them in the bottom and sides of your bowl.
Then add cocktail fruits as much as you want. Also, add 2 to 3 tbsp of cocktail syrup to the cake to get the flavor.
Cut the jelly into cubes and set over the fruit.
In the end pour custard on the top.
You can arrange the layers of trifle according to your choice.