Bake this irresistible Vidalia Onion Tart at home. Made with butter, Vidalia onion, sour cream and milk. Easy step-by-step instructions included.
This Vidalia Onion Tart relies on simple, everyday ingredients such as butter, large vidalia onion, diced, sour cream and packet dry leek soup mix. It comes together quickly and makes 4 servings, at about 436 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 Vidalia Onion Tart 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