Brown Sugar Rhubarb Tarts

Name: Brown Sugar Rhubarb Tarts
Ingredients: For the Tart Dough; 2 1/2 cups all-purpose flour; 1/2 cup cold unsalted butter; 1/4 cup greek yogurt or sour cream; 1 tablespoon sugar; 1/2 teaspoon salt; 6 - 8 tablespoons ice cold water; For the filling; 3 cups rhubarb; 1/4 cup all purpose flour; 1 1/2 cups dark brown sugar; 2 tablespoons fresh grated ginger; 1 teaspoon grated lemon zest