Question: what fast food restaurants serve keto food?
Answer: 6 fast food restaurants with low-carb and keto-friendly options. Here are some top keto-friendly and low-carb options at popular fast-food and fast-casual chains. ...  McDONALDS. ...  BURGER KING. ...  WENDY'S. ...  TACO BELL. ...  CHIPOTLE. ...  PANERA BREAD.