Michael and Sabrina had also left us free tickets to concerts and recommended we eat at Patxi's, a deep-dish-pizza restaurant they love down the block.

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These novel products are called mashups, a marriage of bits of two or more Web sites to create a third product: a directory of pizzerias on a neighborhood map, for example, to show where the nearest deep-dish resides.

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And finally, Uno Chicago Grill's deep dish macaroni and three cheese had a day's worth of calories -- 1, 980 -- and more than three days' worth of saturated fat, 71 grams.

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Chicago Deep Dish Pizza: New York or Neapolitan style pizza does not ship well, but deep dish travels magnificently, losing very little in translation, and since the best deep dish pizza, unlike the best thin crust pizza, does not require a special ultra-hot coal or wood burning oven, it lends itself to heating at home.

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Food stalls dish out hearty country dishes like locro (a meaty stew from northwest Argentina), deep-fried empanadas, and humitas (lightly sweetened corn meal wrapped in corn husks), all washed down with sweet patero wine - this is La Feria de Mataderos, an authentic celebration of Argentine country traditions.

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