Earlier quoted context omitted.
Scan a menu, look for the different entrees, identify the most probable ingredients, determine health content. Then: allow people to search for food based allergies, food aversions, calories. Generate pictures of what the food might look like, display the pics next to the food to make it more likely a user will buy that food.
Until one of your customers' children eats a peanut that the AI didn't infer would be an ingredient, and dies. Generating fake pictures also seems like it would be more ordinary false advertising.
but yeah liability would scare me, esp. because without it you can put the liability squarely on the restaurant or in some cases the person ordering / asking / buying.