Thanks for your approach, Lukas, spescially for the the explanation what goes on under the hood.
After all I didn't know the \etc shortcut which I will study in depth because it might ease many every-day tasks :-) Stephan Am 23.04.2022 um 12:48 schrieb Lukas-Fabian Moser:
\version "2.20"
slash = \tweak Flag.stroke-style grace \etc
\new Staff \relative c' {
\afterGrace <cis e>1 \slash d8 <fis, d'>1
}
