Bake this irresistible Watergate Pistachio Cake at home. Made with white cake mix, pistachio pudding mix, eggs and oil. Easy step-by-step instructions i…
This Watergate Pistachio Cake relies on simple, everyday ingredients such as white cake mix, eggs, oil and walnuts (optional). It comes together quickly and makes 4 servings, at about 604 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 Pistachio 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