200g shortbread cookies
100g unsalted butter, softened
200g shortbread cookies
100g unsalted butter, softened
Gradually add the biscuits to the blender cup, beating continuously
In a bowl, mix well the crushed biscuits with the butter
Place the dough in a 20cm diameter greased tart mold
Press down and around the mold
Refrigerate until ready to use the filling.