Bake this irresistible I Can'T Believe It'S A Cookie! at home. Made with smooth peanut butter, sugar, vanilla and egg. Easy step-by-step instructions in…
This I Can'T Believe It'S A Cookie! relies on simple, everyday ingredients such as smooth peanut butter, sugar, vanilla and egg. It comes together quickly and makes 4 servings, at about 624 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 I Can'T Believe It'S A Cookie! 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