diff --git a/src/NewPlasterManifest.ps1 b/src/NewPlasterManifest.ps1
index 9494adf..878f2eb 100644
--- a/src/NewPlasterManifest.ps1
+++ b/src/NewPlasterManifest.ps1
@@ -47,7 +47,15 @@ function New-PlasterManifest {
 
         [Parameter()]
         [switch]
-        $AddContent
+        $AddContent,
+
+        [Parameter()]
+        [string[]]
+        $Parameters,
+
+        [Parameter()]
+        [string[]]
+        $Content
     )
 
     begin {
@@ -104,13 +112,23 @@ function New-PlasterManifest {
 
                 $srcAttr = $manifest.CreateAttribute("source")
                 $srcAttr.Value = $filename
-                $fileElem.Attributes.Append($srcAttr) > $null
+                $null = $fileElem.Attributes.Append($srcAttr)
 
                 $dstAttr = $manifest.CreateAttribute("destination")
                 $dstAttr.Value = $filename
-                $fileElem.Attributes.Append($dstAttr) > $null
+                $null = $fileElem.Attributes.Append($dstAttr)
 
-                $manifest.plasterManifest["content"].AppendChild($fileElem) > $null
+                $null = $manifest.plasterManifest["content"].AppendChild($fileElem)
+            }
+        }
+        else {
+            # If we passed some parameter xml then assign it
+            if (-not [string]::IsNullOrEmpty($Parameters)) {
+                $null = $manifest.plasterManifest["parameters"].InnerXML = ($Parameters -join '')
+            }
+            # If we passed some content xml then assign it
+            if (-not [string]::IsNullOrEmpty($Content)) {
+                $null = $manifest.plasterManifest["content"].InnerXML = ($Content -join '')
             }
         }
 
diff --git a/test/NewPlasterManifest.Tests.ps1 b/test/NewPlasterManifest.Tests.ps1
index 053eb69..f6f60e7 100644
--- a/test/NewPlasterManifest.Tests.ps1
+++ b/test/NewPlasterManifest.Tests.ps1
@@ -142,6 +142,82 @@ Describe 'New-PlasterManifest Command Tests' {
             Test-PlasterManifest -Path $plasterPath | Should Not BeNullOrEmpty
             CompareManifestContent $expectedManifest $plasterPath
         }
+
+        It 'Parameters and Content parameters work' {
+            CleanDir $OutDir
+
+            $expectedManifest = @"
+<?xml version="1.0" encoding="utf-8"?>
+<plasterManifest
+  schemaVersion="$LatestSchemaVersion"
+  templateType="Project" xmlns="http://www.microsoft.com/schemas/PowerShell/Plaster/v1">
+  <metadata>
+    <name>TemplateName</name>
+    <id>1a1b0933-78b2-4a3e-bf48-492591e69521</id>
+    <version>1.0.0</version>
+    <title>TemplateName</title>
+    <description></description>
+    <author></author>
+    <tags></tags>
+  </metadata>
+  <parameters>
+    <parameter
+      name="ModuleName"
+      type="text"
+      prompt="Enter the name of the module. No space, underscores, or special characters are allowed" />
+    <parameter
+      name="ModuleDescription"
+      type="text"
+      prompt="Enter a description of your module" />
+    <parameter
+      name="ModuleAuthor"
+      type="text"
+      prompt="Enter a module author" />
+  </parameters>
+  <content>
+    <file
+      source="Recurse\empty.txt"
+      destination="Recurse\empty.txt" />
+    <file
+      source="Recurse\foo.txt"
+      destination="Recurse\foo.txt" />
+    <file
+      source="Recurse\a\bar.txt"
+      destination="Recurse\a\bar.txt" />
+    <file
+      source="Recurse\a\b\baz.txt"
+      destination="Recurse\a\b\baz.txt" />
+    <file
+      source="Recurse\a\c\test.ini"
+      destination="Recurse\a\c\test.ini" />
+    <file
+      source="Recurse\a\c\d\gilead.txt"
+      destination="Recurse\a\c\d\gilead.txt" />
+  </content>
+</plasterManifest>
+"@
+
+            $ParametersParam = @(
+            '<parameter name="ModuleName" type="text" prompt="Enter the name of the module. No space, underscores, or special characters are allowed" />',
+            '<parameter name="ModuleDescription" type="text" prompt="Enter a description of your module" />',
+            '<parameter name="ModuleAuthor" type="text" prompt="Enter a module author" />'
+            )
+
+            $ContentParam = @(
+            '<file source="Recurse\empty.txt" destination="Recurse\empty.txt" />',
+            '<file source="Recurse\foo.txt" destination="Recurse\foo.txt" />',
+            '<file source="Recurse\a\bar.txt" destination="Recurse\a\bar.txt" />',
+            '<file source="Recurse\a\b\baz.txt" destination="Recurse\a\b\baz.txt" />',
+            '<file source="Recurse\a\c\test.ini" destination="Recurse\a\c\test.ini" />',
+            '<file source="Recurse\a\c\d\gilead.txt" destination="Recurse\a\c\d\gilead.txt" />'
+            )
+
+            $plasterPath = "$OutDir\plasterManifest.xml"
+            Copy-Item $PSScriptRoot\Recurse $OutDir -Recurse
+            New-PlasterManifest -Path $plasterPath -Id '1a1b0933-78b2-4a3e-bf48-492591e69521' -TemplateName 'TemplateName' -TemplateType 'project' -Content $ContentParam -Parameters $ParametersParam
+            Test-PlasterManifest -Path $plasterPath | Should Not BeNullOrEmpty
+            CompareManifestContent $expectedManifest $plasterPath
+        }
     }
 
     Context 'Parameter tests' {