Nancy's Tomato-Leek-Bacon Tart Recipe

Ingredients

• Vegetable cooking spray
• 1/2 (15-ounce) package refrigerated piecrusts
• 1 (8-ounce) package shredded Italian three-cheese blend, divided
• 3 medium leeks, thinly sliced (about 1 cup)
• 2 tablespoons olive oil
• 8 plum tomatoes, sliced
• 1 cup loosely packed fresh basil leaves, coarsely chopped
• 3 garlic cloves, coarsely chopped
• 1/2 (2.1-ounce) package fully cooked bacon slices, chopped
• 1/2 cup mayonnaise
• 1/4 cup freshly grated Parmesan
• 1 tablespoon fresh lemon juice
• 1/2 teaspoon pepper
• Garnish: fresh basil sprigs