Add granulated, egg, melted butter, and vanilla extract. Mix to combine.
Add in flour, salt, baking soda and milk. Mix to combine
In a small bowl combine granulated sugar and cinnamon. Mix to combine.
Add half of the batter to a greased loaf pan, sprinkle all but 2 tbsp of the cinnamon sugar mixture on top of batter. Top with remaining batter and sprinkle with remaining 2 tbsp of cinnamon sugar.