Cast-Iron Skillet Cinnamon Rolls

INGREDIENTS

Sweet Roll Dough (recipe below)

1/2 cup

plus 4 tablespoons unsalted butter, softened and divided

3/4 cup

firmly packed light brown sugar

2 tbsp

ground cinnamon

4 oz

cream cheese, softened

1 1/2 cups

confectioners' sugar

4 tbsp

whole milk

1/2 tsp

vanilla extract