Our products are nutritious, simple and veggie forward! Make Dr. Praegerâs Perfect Burger® YOUR perfect burger! This juicy and meat-y plant based patty has 20 grams of plant protein and is infused with 4 veggies. Gluten free and soy free, but full of flavor with a satisfying bite. Youâll love the Perfect Burger® plus itâs nutritionally superior to the leading meat alternative veggie burgers.