Preheat the oven to 450 degrees F.

Coat a 9-inch tart pan with cooking spray. Fit piecrust into pan according to package directions.

Bake for 10 minutes or until golden. Remove crust from oven; sprinkle with 1 cup of the cheese blend.

Lower the oven to 375 degrees F.

Saute leeks in hot oil in a skillet over medium-high heat until tender; sprinkle over crust. Arrange tomatoes over leeks; sprinkle with basil and garlic.

Stir together remaining 1 cup cheese blend, chopped bacon, and next 4 ingredients in a bowl. Spoon cheese mixture over tart, spreading to edges.

Bake for 25 minutes or until golden. Cut tart into 4 slices. Garnish, with basil sprigs, if desired.

"The recipes for this program, which were provided by contributors and guests who may not be professional chefs, have not been tested in the Food Network's kitchens. They have been tested in the Southern Living Test Kitchens. All brand names have been removed from these recipes, which originally appeared on southernlivingcookoff.com."