Ginger Lemon Sandwich Biscuits

This variation on a traditional gingersnap is good on its own or sandwiched with a lemony butter filling as it is here. To add a note of lemon to the biscuit bases themselves, grate the zest from a lemon before you squeeze the juice for the filling and add it to the biscuit dough. The baking process for gingersnaps is rather odd. The biscuit dough spreads and then rises quite a bit, only to fall eventually and become the crisp biscuit we recognise as a gingersnap. Sometimes I hasten the pro