01 -
Combine all-purpose flour, granulated sugar, baking powder, and salt in a medium mixing bowl. Gradually add milk while mixing with a fork until a smooth dough forms.
02 -
Transfer the flexible but non-sticky dough onto a lightly floured surface and knead briefly. Shape into a rectangular strip approximately 4 inches wide by 10 inches long.
03 -
Mix the ground cinnamon with white sugar in a small bowl.
04 -
Brush melted butter over the dough and sprinkle the entire cinnamon-sugar mixture evenly across the surface.
05 -
Roll the dough into a cylindrical shape.
06 -
Lightly grease a large microwave-safe mug with butter and place the cinnamon roll inside.
07 -
Microwave for 45 to 60 seconds, or just until set. Remove from the mug and transfer to a plate.
08 -
In a medium bowl, combine cream cheese, butter, and vanilla extract. Beat until well-mixed and fluffy.
09 -
Add powdered sugar and continue beating until completely incorporated and the frosting is smooth and creamy.
10 -
Pipe or spread the frosting over the warm cinnamon roll.