Rustic Pear Tart

INGREDIENTS

• 1 tablespoon lemon juice
• 1/2 cup whole-grain pastry flour or regular whole wheat flour
• 1/8 teaspoon salt
• 1/4 teaspoon boiling water
• 2 teaspoons granulated sugar
• 1 tablespoon plus 1 teaspoon cornstarch
• 2 tablespoons lowfat buttermilk
• 1/2 cup all-purpose flour
• 3 tablespoons light brown sugar
• 1/8 teaspoon ground cinnamon
• 1 teaspoon honey
• 3 medium pears
• 3 tablespoons ice water
• 4 tablespoons cold, unsalted butter, cut into small pieces