Burnley boss Sean Dyche believes the contrasting attitude to players eating pizza highlights the "spin" surrounding foreign managers in the Premier League.
Manchester City's Pep Guardiola has been lauded for banning pizza yet Claudio Ranieri was hailed for using it as motivation in Leicester's title win.
Dyche thinks foreign coaches and their ideas are deemed more "snazzy" and shown more deference by "the populous".
"Two geniuses, one adding pizza and one taking it away," said the 45-year-old.
"I saw (Manchester City midfielder Samir) Nasri talking about the diet that Pep has brought in.