diff --git a/cookiecutter_extensions.py b/cookiecutter_extensions.py
index f374c8d..2c8f708 100644
--- a/cookiecutter_extensions.py
+++ b/cookiecutter_extensions.py
@@ -5,3 +5,4 @@ class FoobarExtension(Extension):
     def __init__(self, environment):
         super(FoobarExtension, self).__init__(environment)
         environment.filters["foobar"] = lambda v: v * 2
+        environment.globals["greet"] = lambda name: f"Hello, {name}"
diff --git a/{{cookiecutter.out_dir}}/lib/main.dart b/{{cookiecutter.out_dir}}/lib/main.dart
index 2e2d674..03cae06 100644
--- a/{{cookiecutter.out_dir}}/lib/main.dart
+++ b/{{cookiecutter.out_dir}}/lib/main.dart
@@ -27,6 +27,8 @@ splash_screen: {{ splash_screen }}
 splash_screen_text: {{ splash_screen_text }}
 
 Uppercase Example: {{ 2 | foobar }}
+
+Greeter: {{ greet("John") }}
 */
 
 {% for dep in cookiecutter.flutter.dependencies %}