Would-Be Arepa Mogul; IRS Hungry for Restaurant DoughAs the Treasury Department starts looking around for new sources of revenue, restaurants should be afraid. Very afraid. [Foodservice Blog/Nation’s Restaurant News] Arepas: not just sold by some lady under the El tracks at midnight. A Colombian immigrant aims to make them the new bagel. [NYT]Newsday’s Erica Marcus explains this whole “molecular gastronomy” thing alluded to onTop Chef. [Newsday]