I will have to find that Julia Child recipe.
(Butter, like Bacon, makes everything better :-)
CREAMY RASPBERRY ITALIAN SODA

ING: Club Soda, raspberry-flavored syrup (s/f Torani is good---
or make your own), HnH, Whipped cream, and ice.
METHOD fill cup partway with ice. Add club soda, leaving several inches on top.
Add oz flavored syrup- you can always add more; stir in syrup.
Then add a splash of HnH. Top with whipped cream rosette.