Scroll down to the second box and put your Facebook URL in the proper spot and then choose the options you want for your Like Box. A common width and height is 300 pixels wide by 600 pixels tall.
Click the Get Code button.
Toggle to the iFrame tab and copy the code provided.
Paste this code into a SNO Text Embed widget or SNO Video Embed widget. Do this by clicking on Widgets under the Appearance tab. From here, choose the Widget Area you want the box to go in and either select or drag and drop the SNO Text Embed or Video Embed widget into your Widget Area. Once you've added the code into the widget click save and go take a look at the result.