Oklahoma designated an official state meal In 1988 consisting of fried okra, squash, cornbread, barbecue pork, biscuits, sausage and gravy, grits, corn, strawberries, chicken fried steak, pecan pie, and black-eyed peas.

Source:

Oklahoma state icons: Oklahoma official website

IMAGE CREDITS:

black-eyed peas: © Nep Smith on Flickr (noncommercial use permitted with attribution)
strawberries: public domain image courtesy USDA
squash: © Boris Mann on Flickr (noncommercial use permitted with attribution)
grits: © Dan4th Nicholas on Flickr (use permitted with attribution)
barbeque pork: © Jen on Flickr (noncommercial use permitted with attribution / no derivative works)
sausage and gravy: © Sean T Evans on Flickr (noncommercial use permitted with attribution / no derivative works)
corn on the cob: © Chris Freeland on Flickr (noncommercial use permitted with attribution / share alike)
cornbread: © Danny on Flickr (noncommercial use permitted with attribution / no derivative works)
biscuits: ©  Hal J on Flickr (noncommercial use permitted with attribution / no derivative works)
pecan pie: © oanababy on Flickr (noncommercial use permitted with attribution / no derivative works)
chicken fried steak: © Todd on Flickr (noncommercial use permitted with attribution / no derivative works)
okra: © Clayton Dorris on Flickr (noncommercial use permitted with attribution / share alike)

Links:

American Food and Agricultural Symbols
American Food Holidays