Bacon and Zucchini Quiche

INGREDIENTS

• 6 tablespoons all-purpose flour, plus more for work surface
• 1/2 recipe Flaky Tart Dough
• 10 large eggs
• 2 cups creme fraiche
• 2 cups whole milk
• 2 teaspoons salt
• 1 teaspoon freshly ground black pepper
• 2 tablespoons finely chopped fresh thyme
• 5 slices center-cut bacon, sliced crosswise into 1/4-inch pieces
• 1 medium or 2 small zucchini, peeled lengthwise into 1/8-inch-thick ribbons
• 1/2 cup gruyere