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Prep Time: 0 Minutes Cook Time: 0 Minutes |
Ready In: 0 Minutes Servings: 6 |
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Ingredients:
3 pounds large sweet onions, sliced |
2 tablespoons olive oil |
1 teaspoon salt |
1/2 (17 1/4-ounce) package frozen puff pastry sheets, thawed |
1/2 cup shredded parmesan cheese |
garnish: fresh rosemary sprigs |
Directions:
1. Cook onion in hot oil in a large skillet over low heat, stirring often, 30 to 35 minutes or until onion is caramel colored. Stir in salt, and set mixture aside.
2. Unfold pastry sheet; fit into a 9-inch square tart pan.
3. Bake at 400° for 15 to 20 minutes or until browned. Remove from oven. Press pastry with the back of a spoon to flatten. Top with caramelized onion; sprinkle with Parmesan cheese. Bake 5 more minutes. Garnish, if desired.
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