Ottawa ? Space still remains for classes Friday and Saturday led by one of Wolfgang Puck’s head chefs.

Marian Getz, chef on Puck’s Home Shopping Network show, will lead three cooking sessions in conjunction with “Key Ingredients: America By Food,” a Smithsonian Institution exhibition that will be at the Old Depot Museum in Ottawa through Oct. 14.

The sessions:

¢ “Wolf’s Favorite Finger Foods,” 6 p.m. Friday at Ottawa Middle School, 1230 Ash St. Cost is $30, and preregistration is required by calling (785) 242-1411.

¢ “Shop with the Chef,” 8 a.m. Saturday at Ottawa’s Farmers Market, 2008 S. Princeton St., and at Country Mart, 2138 S. Princeton Circle. The program is free, and no preregistration is required.

¢ “Harvest Lunch,” 10 a.m. to 1 p.m. at Ottawa Middle School. Cost is $30, and the menu includes potato soup, ravioli and mixed greens. Preregistration is required by calling (785) 242-1411.