French Onion Tart

This rich and flavorful French Onion Tart recipe can be served as an appetizer, side dish or an entree. It features an incredible depth of flavor from cooking the onions until they're fully caramelized. The french onion filling is spread into a homemade pastry and topped with Gruyere cheese to wrap it all up.

KEY Ingredients

yellow onions butter Parmesan cheese granulated sugar minced garlic balsamic vinegar shredded Gruyere cheese chive and onion cream cheese thyme See Full List

Cook onions with patience, adjust cooking time based on color and flavor, and enjoy when done.

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Parchment paper will keep the tart from sticking to the pan and over browning.

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The french onions mixture for the filling can be prepared one day in advance and placed into an airtight container and chilled until assembling the tart to bake.

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Allow pastry rest to chill and firm butter, allowing it to melt slowly and create steam for a flaky texture.

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