Umm.. yeahh. ... no.
Michelle doesn't cook the meals.
The White House has a chef on staff that usually stays thru many presidential terms.

Executive Chefs

René Verdon 1961–1965
Henry Haller 1966–1987
Jon Hill 1987–1988
Hans Raffert 1988–1990
Pierre Chambrin 1990–1994
Walter Scheib 1994–2005
Cristeta Comerford 2005–present

A society grows great when old men plant trees whose shade they know they shall never sit in.