01 -
Thoroughly whisk together cake flour, baking soda, baking powder and salt in medium bowl until well combined.
02 -
Beat room temperature butter and sugar in mixer bowl until light and extremely fluffy, about 3-4 minutes.
03 -
Add sour cream, eggs, vanilla extract and almond extract to butter mixture, mixing until fully incorporated.
04 -
Gradually stir flour mixture into wet ingredients just until dough comes together, being careful not to overmix.
05 -
Divide dough into two equal portions and wrap each tightly in plastic wrap.
06 -
Refrigerate wrapped dough for exactly 3 hours until firm enough to roll.
07 -
Preheat oven to 350°F and line baking sheets with parchment paper.
08 -
Roll chilled dough on floured surface to 1/2-inch thickness, keeping surface well-floured.
09 -
Cut dough with 3-inch round cutter and transfer cookies to prepared sheets.
10 -
Bake cookies 8-9 minutes just until edges begin turning golden.
11 -
Cool cookies completely on wire racks before frosting.
12 -
Beat softened butter for frosting until light and fluffy, about 2 minutes.
13 -
Gradually mix in powdered sugar, then add milk and extracts until smooth.
14 -
Pipe generous amount of frosting onto each cooled cookie and smooth tops.
15 -
Immediately decorate with colored sprinkles before frosting sets.