A large vegetable peeler is simply a peeler with a larger blade that can peel larger vegetables or fruits. A large vegetable peeler is simply a peeler with a larger blade that can peel larger vegetables or fruits. Using a vegetable peeler can make food preparation faster and easier, especially when dealing with tough or thick-skinned vegetables like potatoes, squash, or cucumbers. A larger vegetable peeler can also be useful when peeling larger fruits like pineapples or melons.