Salted Caramel Kentucky Butter Cake

3 cups / 13 1/2 ounces flour (all purpose)

2 cups sugar (granulated)

1 teaspoon of salt

1 teaspoon baking powder

1/2 teaspoon baking soda

1 cup buttermilk or fermented milk

1 cup butter (room temperature)

2 teaspoons vanilla

4 large eggs

3/4 cup sugar

1/3 cup butter

3 tablespoons of water

2 teaspoons vanilla