Disney says
Plant-based Sandwich with Grilled Cauliflower Steak, Spicy Lime Aïoli, Lettuce, and Stewed Tomato on a Toasted Roll served with French Fries or Cuties® Mandarin Oranges.
Friendliest.app says
The cauli-flower sandwich is free from fish, shellfish, peanuts, and tree nuts.

It is also milk/dairy-friendly and egg-friendly when ordered without the toasted roll (optional).

French fries are cooked in a dedicated fryer to reduce cross-contamination.

This meal contains gluten/wheat and soy.