Blueberry Drop Biscuit Cobbler

Name: Blueberry-Drop Biscuit Cobbler
Ingredients: 1 1/2 cups plus 3 tablespoons all-purpose flour; 3 tablespoons plus 1 cup sugar; 1 1/2 teaspoons baking powder; 1/2 teaspoon kosher salt; 6 tablespoons (3/4 stick) chilled unsalted butter, cut into 1/2 pieces; 1/2 cup plus 1 tablespoon crème fraîche or sour cream; 6 cups fresh blueberries (about 2 pounds); 2 tablespoons fresh lemon juice; 1 tablespoon finely grated lemon zest