Step 1 of 7
Fold dry ingredients into the wet mixture until just combined.
Step 2 of 7
Spread frosting evenly over the cooled cake.
Step 3 of 7
Dust with powdered sugar before serving.
Step 4 of 7
Chill in the refrigerator until set.
Step 5 of 7
Cream together butter and sugar until light and fluffy.
Step 6 of 7
Bake until a toothpick inserted in the center comes out clean.
Step 7 of 7
Layer components and refrigerate until ready to serve.