Archive notes
The Petite Impossible™ Burger with Guac and Pepper Jack was a reopening menu item from April 30th, 2021.

It was replaced in July 2021 by another plant-based offering, the full-size Impossible™ Burger
Disney says
Topped with Melted Dairy-free Pepper Jack Cheese, fresh Guacamole and Tomato, on a Toasted mini Bun.
Friendliest.app says
The impossible burger is free of milk, fish, shellfish, peanuts and eggs.

This meal contains wheat/gluten, tree nuts and soy.