Now those are some good looking treats. Even for a novice cookie decorator, the piano key one shouldn't be too hard.
Music / Musical Notes Hearts decorated sugar cookies for Valentine's Day by Christy's Savories. Gallatas decoradas de musica.
images of musical cookies | via pat a cake parties on flickr
Music Themed Cookies
12 Piano Recital musical cookies by BakeMyDayCookies on Etsy, $36.00
Adorable idea for music cookies! https://www.annclarkcookiecutters.com/category/music-cookie-cutters
Baking - Sugar Cookies
images of musical cookies | Music Lovers Cookie Platter
Music Note Cookie Sticks | Unknown
Music, Movie, and Entertainment Cookies
Piano, guitars, headphones, music, drum decorated cookie - a music set
The Art of the Cookie
These would be so great as Piano Recital treats!