This document provides a recipe for strawberry jam and marshmallow slice. It lists the ingredients as 235g butter, 1/3 cup castor sugar, 1 1/2 cups plain flour, 1 cup strawberry jam, 149g marshmallows halved, and 185g dark chocolate. The instructions call for making a butter and sugar mixture, pressing it into a pan and baking. Then spreading warm jam on the base, topping with marshmallows and baking briefly. Finally melting chocolate and butter to pour over the marshmallows before refrigerating and slicing.