Podcave allows you to connect your social media accounts making promoting your podcast that much easier. First, you need to authorize Podcave with your accounts.
In your Podcast dashboard, click on Web & Social
Then, click on Connected Accounts
Here, you will choose which social media accounts you would like to connect, and follow the on screen prompts. Once this is complete, you will be able to schedule your posts to social media at the episode level, like this: