Combine 1 tablespoon sugar and cinnamon. Set aside.
Lightly spoon flour into a dry measuring cup; level with a knife.
Combine flour, baking powder, 1/8 teaspoon salt, nutmeg, and 2 tablespoons sugar in a medium bowl.
Combine milk and butter in a small bowl. Stir into flour mixture until moist; set batter aside.
Place berries in an 11-inch straight-sided skillet. Gently stir in remaining 5 tablespoons sugar, remaining 1/8 teaspoon salt, lemon juice, and water. Cover and bring to a boil over medium-high heat, stirring occasionally.
Drop 8 dollops of batter on top of berry mixture.
Sprinkle dumplings and berries with cinnamon-sugar mixture. Cover, reduce heat to medium, and cook 8 minutes or until dumplings are cooked through and juices are bubbly.