Step 1: 1) Preheat you oven to 375 degrees F. Sift together flour, baking powder, salt. Set aside.
Step 2: Cream together butter and sugar. Beat in the egg then add in the vanilla extract and milk. Mix in the flour mixture and combine well.
Step 3: Scoop out a teaspoon worth onto a baking sheet lined with parchment paper on a baking sheet.
Step 4: Bake for 5-10 minutes or the until the edges had slightly browned. Let them cool completely before spreading the icing.
Step 5: 2) Combine all ingredients together.