order-posts-by-date-custom-field

```
$args = array(
			'post__in' => $ids,
			'post_type' => array(
				'post',
				'featured_item', // Include for its tag archive listing.
			),
			'numberposts' => -1,
			'meta_key' => 'custom_post_date',
			'orderby' => 'meta_value',
			'order' => 'ASC',
			'posts_per_page' => 9999,
			'ignore_sticky_posts' => true,
		);
```
Where "custom_post_date" is the custom field