Bake this irresistible Rustic Caramelized Onion Tart at home. Made with bacon, onion, ready and Cream Cheese. Easy step-by-step instructions included.
This Rustic Caramelized Onion Tart relies on simple, everyday ingredients such as large onion, thinly sliced, sour cream and shredded swiss cheese. It comes together quickly and makes 4 servings, at about 429 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 Rustic Caramelized 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