I personally don't think so but others seem to think we don't need to stockpile now as lorries are due to be waived through and submit declarations remotely and pay within a month.
www.theneweuropean.co.uk/top-stories/goods-to-be-waved-through-ports-unchecked-under-a-no-deal-brexit-1-5878767
Can't find the original bbc report I first read about it sorry.
I will continue to build our family's supplies. It's price hikes that concern me along with potential shortages.