Cutting my grocery costs became a great way to boost my mortgage overpayments and with a bit of focus I became an expert at reducing my food waste, as well as eeking out my storecupboard items just a little bit further to save a few pounds each week. But the main way I managed to save money was to look carefully at the items that I put into my basket, tweaking them so that I got the best value for money. Below are a few steps you can take to start slashing your grocery bill.