Funso (Chichewa): Kodi mlingo wapamwamba kwambiri wa kusowa chakudya ku Mzuzu ndi uti?
Question (English): What is the highest food insecurity level recorded in Mzuzu?
Table: food_insecurity (difficulty: easy)
SQL: SELECT MAX(insecurity_level) FROM food_insecurity WHERE district LIKE 'Mzuzu%';
Result: [(5,)]