《老农民》第47集,吃馒头。灯儿的馒头生意红火的让同行干不下去,便举报灯儿的馒头店卫生不合格,在馒头中吃出了不干净的东西。
检疫人员在馒头房里发现了蟑螂和死老鼠,灯儿的馒头店被勒令停业。重新开业的馒头店半价出售,一时生意红火。