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No Debating This: St. Louis BBQ Great!

When you visit St. Louis, you've got to try their barbecue. It's the best!

On The Early Show Friday, co-anchor Maggie Rodriguez, who was in town covering the vice presidential tussle between Joe Biden and Sarah Palin, got a lesson in smoking pork loin from Tom Coghill, owner and chief chef of the Iron Barley restaurant.

He began by using a -- battery-operated chain saw to cut the side of meat from the bone.

Then, he showed how to put a rub all over the pork loin -- rub he said consists of "everything" on the shelf, herb-and-spice-wise.

Then, he put it on a portable smoker he brought to the set, and finally, took some finished pork loin off the smoker, cut it up, and offered Maggie a taste. It had been smoking for three hours: