For Jelly Base
Make a jelly mix according to the package instructions and pour into the trifle bowl.
Add sliced strawberries on the top and place it into the fridge for about 4-5hrs.
For Vanilla Cake
Meanwhile, the preheat the oven on 350F.
In a large bowl, shift the dry ingredients of cake and keep aside.
In another bowl, add all wet ingredients (condensed milk, vinegar, vanilla extract, melted butter, and water) and mix it well.
Pour gradually into the flour mixture and mix it with a spatula till combined well.
Grease the loaf tin with butter and dust with a little flour.
Pour the batter into the tin and bake it for about 30-35 mins. Check with a toothpick, insert in the center of the cake, if it comes out clean, that means done.
Remove the baked cake from the cooling rack and let it cool completely.
For Cream Cheese Layer
In a mixing bowl, combine the softened cream cheese, cream, vanilla, and powdered sugar.
Mix until a spreadable, frosting like consistency is formed.
Add more cream if needed. Keep inside the fridge until needed.
Process
Take out the trifle bowl from the fridge once the jelly has set completely.
Cut the baked cake into cubes and keep aside.
Now spread ¼ of cream cheese mix on the top of the jelly base.
Layer with cake cubes and sliced strawberries and spread few spoons of syrup over it. Repeat again.
Use ½ of the mix of cake cubes, sliced strawberries, syrup, and cream cheese at a time. Use the remaining to make more layers.
Place it in the fridge until serving.