Cream cheese, radish and shallot? Mashed smoked mackerel? Lunchmeat? Or simply a slice of cheese or ham on a lettuce leaf with a sliver of tomato on top? Oh, and we never cut it into triangles, that arrived with the bread which is still here called "for toasting" (tostowy). Agnieszka Bielawska and Elżbieta Krajewska debate.