01 - In a large bowl, combine the sliced strawberries, granulated sugar, and lemon juice. Toss gently and let macerate for 15–20 minutes, until juicy.
02 - In a mixing bowl, beat the heavy cream, powdered sugar, and vanilla extract until soft peaks form.
03 - Arrange half the cake cubes in the bottom of a large glass trifle dish or a clear bowl.
04 - Spoon half of the macerated strawberries (with juices) evenly over the cake layer.
05 - Spread half of the whipped cream over the strawberries.
06 - Repeat layers with remaining cake, strawberries, and whipped cream.
07 - Garnish the top with reserved strawberry slices or mint leaves, if desired. Chill for at least 30 minutes before serving for best flavor and texture.