diff --git a/src/Bolt.Common.Extensions.UnitTests/StringExtensionTests.cs b/src/Bolt.Common.Extensions.UnitTests/StringExtensionTests.cs
index 16babec..602779f 100644
--- a/src/Bolt.Common.Extensions.UnitTests/StringExtensionTests.cs
+++ b/src/Bolt.Common.Extensions.UnitTests/StringExtensionTests.cs
@@ -100,5 +100,11 @@ public void IsEndWithTest()
             var sut = "Hello world";
             sut.IsEndWith("WORLD").ShouldBeTrue();
         }
+
+        [Theory]
+        [InlineData("", " cups", "")]
+        [InlineData("12", " cups", "12 cups")]
+        public void AppendIfNotEmpty(string source, string ending, string result) =>
+            source.AppendIfNotEmpty(ending).ShouldBe(result);
     }
 }
\ No newline at end of file
diff --git a/src/Bolt.Common.Extensions/StringExtensions.cs b/src/Bolt.Common.Extensions/StringExtensions.cs
index 4a05785..2cf2307 100644
--- a/src/Bolt.Common.Extensions/StringExtensions.cs
+++ b/src/Bolt.Common.Extensions/StringExtensions.cs
@@ -214,5 +214,15 @@ public static string FormatWith(this string source, params object[] args)
         {
             return string.Format(source, args);
         }
+        
+        /// <summary>
+        /// Appends an ending to a string if the source string is not empty
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="ending"></param>
+        /// <returns></returns>
+        [DebuggerStepThrough]
+        public static string AppendIfNotEmpty(this string source, string ending) =>
+            source.IsEmpty() ? source : string.Concat(source, ending);
     }
 }