Yes, remember it well in the mid/ late 1950s. I always had a baths pass so often went on my bike to Guinea Gap even before school in the morning. Calling at the shop after was part of the routine.
Best remembered is buying a lump of Wet Nellie - Nelson Cake if you want the posh title. This was a layer of pastry spread with jam then covered with pieces of left over cake and biscuit and soaked in a sort of custard made with condensed milk. Sometimes it had bits of dried fruit. Sweet and yummy - just what a schoolboy needed after an early swim.
5 Precepts of Buddhism seem appropriate. Refrain from taking life. Refrain from taking that which is not given. Refrain from misconduct. Refrain from lying. Refrain from intoxicants which lead to loss of mindfulness