What is Oklahoma's favorite fast food?

Could you please elaborate on the topic of Oklahoma's preferred fast food choice? It's quite an intriguing question, as it touches upon both culinary preferences and regional culture. What specific fast food items does Oklahoma tend to favor over others? Are there any popular chains or local establishments that stand out in particular? Additionally, are there any historical or cultural factors that might contribute to the state's preference for certain types of fast food? Understanding the nuances behind this question could provide valuable insights into Oklahoma's food culture and culinary preferences.