Here are the instructions for setting up IFTTT as a Destination.
Next, follow the instructions at the IFTTT website to create a New Applet in IFTTT.
Search for and click the Feed button, and then click the "New Feed item" box. Paste your ContentGems RSS feed into the new feed item form, then hit the "Create trigger" button.
Click the second + button to connect. Then search for and connect one of IFTTT's many channels.