The Ultimate Onion Tart — Baking & Desserts recipe

The Ultimate Onion Tart

Eats Now Editorial Team  · 572 kcal  · Baking & Desserts

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Bake this irresistible The Ultimate Onion Tart at home. Made with pastry, yellow onions, thyme and eggs. Easy step-by-step instructions included.

This The Ultimate Onion Tart relies on simple, everyday ingredients such as springs fresh thyme, eggs, half and half and strips bacon, diced. It comes together quickly and makes 4 servings, at about 572 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 The Ultimate 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

Serves 4 Baking & Desserts
Servings: persons

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