Upside-down Onion Tart Recipe

The best delicious Upside-down Onion Tart recipe with easy-to-follow step-by-step instructions that are straightforward and foolproof. Try this Upside-down Onion Tart recipe today!

Hello my friends, this Upside-down Onion Tart recipe will not disappoint, I promise! Made with simple ingredients, our Upside-down Onion Tart is amazingly delicious, and addictive, everyone will be asking for more Upside-down Onion Tart.

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The answer is simple, Simplicity, Foolproof, Straightforward, and Tested. Yes, all recipes have been tested before posting including this Upside-down Onion Tart.

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Ingredients & Directions

1 lg Baking potato, (1 pound)
2 tb Olive oil
1/8 ts Salt
1/8 ts Pepper
Vegetable cooking spray
1 ts Olive oil
3 c Thinly sliced leek
3 tb Neufchatel or lite ricotta
3 tb Grated fresh Romano cheese
3 tb Grated fresh Parmesan cheese
1/2 ts Dried thyme
1 tb Butter
1 tb Sugar
3 md Vidalia onions, (1-3/4
-pounds) peeled and halved
2 md Red onions, (1 pound) peeled
-and quartered
2 sm Onions, peeled and halved
3 tb Rice vinegar
1 tb Grated peeled gingerroot
2 lg Cloves garlic, sliced
Fresh thyme sprigs

Scrub potato, and pat dry with paper towel. Cut the potato lengthwise into
1/8-inch-thick slices.

Combine potato slices and next 3 ingredients in a large bowl; toss gently.
Coat a large baking sheet with cooking spray; using your finger, trace a
12-inch circle on baking sheet. Overlap the potato slices, spoke-fashion,
in circle. Bake at 400 degrees for 15 minutes or until tender; set aside.

Wrap the handle of a 10-inch skillet with aluminum foil. Coat skillet with
cooking spray; add olive oil, and place over medium heat until hot. Add
leek; saute 5 minutes or until tender. Remove leek from skillet; toss with
cheeses and dried thyme, and set aside. Melt butter in skillet over medium
heat; sprinkle sugar over butter. Arrange Vidalia, red, and small onions,
cut sides up, in skillet, and top with leek. Sprinkle vinegar, gingerroot,
and garlic over onion mixture.

Cover and cook over medium-low heat 20 minutes, shaking pan occasionally to
loosen onions from skillet bottom. Uncover and cook an additional 8
minutes. Bake, uncovered, at 350 degrees for 20 minutes or until onions are
tender. Remove from oven; shake skillet to loosen onions from bottom of

Place potato crust (in sections) on top of onion mixture in skillet. Bake
at 375 degrees for 30 minutes or until potato is lightly browned. Remove
from oven; let stand 10 minutes. Shake tart to loosen from pan, and invert
onto a serving platter. Yield: 8 servings (serving size: 1 wedge).

Per serving: 132 Calories; 7g Fat (48% calories from fat); 4g Protein; 14g
Carbohydrate; 10mg Cholesterol; 411mg Sodium

Serving Ideas : Garnish with thyme sprigs and pepper.

8 Servings

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