Press the Sauté button on the instant pot and melt the shortening. Add the shallots with garlic and sauté for 2 minutes.
Next add the cider, apple cider vinegar, bouquet garni and mussels. Cancel the sauté function.
Close and lock the lid. Press Manual for high pressure and set cooking time to 1 minute. Once the time is up, quick release the pressure.
Garnish with the parsley and serve!
Notes
Variations: You can make steamed mussels with cider and bacon by adding 2-3 bacon strips, cut into cubes. Once the oil is heated add the bacon strips and sauté for 2 minutes. Follow the rest of the steps as outlined in the recipe.
Recipe by Zesty Paleo at https://zestypaleo.com/aip-steamed-mussels-apple-cider/