Bake this irresistible Dr. Cookie Peanut Butter Squares at home. Made with peanut butter, brown sugar, egg whites and vanilla. Easy step-by-step instruc…
This Dr. Cookie Peanut Butter Squares relies on simple, everyday ingredients such as peanut butter, packed brown sugar, large egg whites and vanilla. It comes together quickly and makes 4 servings, at about 442 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
Whether you're rounding off a family dinner, bringing a treat to a gathering, or simply satisfying a sweet craving, this Dr. Cookie Peanut Butter Squares delivers. Serve it warm or at room temperature, and add a scoop of ice cream or a spoonful of whipped cream for an extra-special finish.
Updated Jun 30, 2026