diff --git a/source/recipes/nixpkgs-pkg/cli/main.adoc0 b/source/recipes/nixpkgs-pkg/cli/main.adoc0
deleted file mode 100644
index c794d6e..0000000
--- a/source/recipes/nixpkgs-pkg/cli/main.adoc0
+++ /dev/null
@@ -1,19 +0,0 @@
-= From the command line (flake style)
-
-....
-$# echo '$ nix shell nixpkgs#hello nixpkgs#cowsay --command bash'
-$# nix shell nixpkgs#hello nixpkgs#cowsay --command bash <<EOL
-$ hello
-$ cowsay "moo"
-$# EOL
-....
-
-= From the command line (non-flake style)
-
-....
-$# echo '$ nix-shell -p "[hello cowsay]"'
-$# nix-shell -p "[hello cowsay]" --run bash <<EOL
-$ hello
-$ cowsay "moo"
-$# EOL
-....