Bake this irresistible Watergate Cake at home. Made with white, pistachio instant pudding, oil and ginger ale. Easy step-by-step instructions included.
This Watergate Cake relies on simple, everyday ingredients such as box white or yellow cake mix, oil (2/3 c.) and ginger ale, 7-up or water. It comes together quickly and makes 4 servings, at about 578 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 Watergate Cake 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