Preheat oven to 350°F (175°C) and prepare cake pans with parchment paper.
Mix flour, baking powder, and salt in a bowl. In another bowl, cream butter and sugar until fluffy.
Add eggs one at a time, then mix in vanilla and milk. Gradually combine with dry ingredients.
Divide batter into pans and bake for 20–25 minutes. Let cakes cool completely.
Whip cream with powdered sugar and vanilla until soft peaks form.
Assemble the Sweet Lady Jane Triple Berry Cake Recipe by layering cake, whipped cream, and berries.
Repeat layers, frost lightly, and decorate with fresh berries on top.
Chill for at least 1 hour before serving for best results.