01 -
Preheat the oven to 350°F and spray a 9x5-inch loaf pan with non-stick cooking spray; set aside.
02 -
In a large bowl, cream together the butter and sugar until light and fluffy using a hand mixer.
03 -
Add in the eggs and vanilla, mix until just combined, then stir in the sour cream and milk until incorporated.
04 -
In a separate bowl, whisk together the flour, baking powder, baking soda, salt, and cinnamon.
05 -
Add the dry ingredients to the wet ingredients and stir until just combined, ensuring no flour streaks remain.
06 -
Fold in the sprinkles gently to avoid overmixing and spread the batter into the prepared loaf pan.
07 -
Bake for 60-70 minutes until a toothpick comes out clean from the center. Cool for 5 minutes in the pan before transferring to a wire rack to cool completely.
08 -
For the icing, whisk together powdered sugar, heavy cream, and vanilla until smooth. Spread over the cooled bread and top with extra sprinkles if desired.