Bake this irresistible French Onion Tart at home. Made with crust, olive oil, butter and onions. Easy step-by-step instructions included.
This French Onion Tart relies on simple, everyday ingredients such as none refrigerated pie crust, olive oil, butter and onions, thinly sliced. 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 French 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