With more than 10 local farmer's markets open weekly starting this month, it's difficult to navigate all the options and choose something you can easily prepare. Enter Michael Tuohy, Grange Restaurant's executive chef and leading proponent of the Slow Food Movement, whose mission is to "understand the importance of caring where their food comes from, who makes it and how it’s made," according to its website. Tuohy holds a weekly "Follow the Chef" lunch at the Grange, located on the corner of 10th and J streets inside the Citizen Hotel. At 11 a.m. every Wednesday between May and October, he meets with a group of 15 people or less at the Grange and leads them through a tour of the farmer's