diff --git a/docs_src/tips/sandwich_main.py b/docs_src/tips/sandwich_main.py
index aab7348c..3fd26854 100644
--- a/docs_src/tips/sandwich_main.py
+++ b/docs_src/tips/sandwich_main.py
@@ -2,6 +2,11 @@
 from esmerald import Esmerald
 
 
+def setup():
+    # do preparations
+    ...
+
+
 def get_application():
     setup()
     registry = edgy.Registry(url=...)
@@ -13,3 +18,6 @@ def get_application():
     # now apply the extensions
     edgy.monkay.set_instance(edgy.Instance(registry=registry, app=app))
     return app
+
+
+application = get_application()