03/18/2010 05:12 am ET Updated May 25, 2011

FLOTUS To Referee 'Iron Chef America,' Ingredients Must Be From White House Garden

In a collision of politics, cooking and popular culture, Michelle Obama will reveal the secret ingredient that the chefs must use in their televised cook-off: anything that grows in the White House garden (no further spoilers here, though). Mrs. Obama will also talk about her crusade to reduce childhood obesity through better school lunches, community gardens, farmers' markets and exercise, which around the White House has the working title Healthy Kids Initiative.

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