The region's 2012 restaurant week "season" gets underway Monday, Jan. 16 through Sunday, Jan. 22 in the Montgomery County burg of Ambler, where nearly 20 restaurants will offer dinner specials and prix fixes throughout the week. Details: www.AmblerRestaurantWeek.com.

The granddaddy, Center City District Restaurant Week, amasses 100-plus eateries from Sunday, Jan. 22 through Friday, Jan. 27 & Sunday, Jan. 29 though Friday, Feb. 3. Details: www.centercityphila.org/life/RestaurantWeek.php.  Meanwhile, the Center City District has updated its well-done cookbook of recipes from participating chefs. See it here. And after you prepare a dish from the cookbook, snap a photo and send it in. You can win dinner for two at Davio's. Details here. The district will host lunchtime chef's demonstrations at the Comcast Center. See the schedule here.