a box from grocery store : you need one sheet only, for the base.
and puff pastry base (recipe follows)
ATTENTION!! Use butter at room temp, not cold, the cream will separate into
butter and water!
Pipe a border of whipped cream around and all over the top of the cake.
2. Make cream caramel (see above) and dip the puff pastry in, and arrange nicely around, to make as a wall.