The first thing we did was to coat the pot of the Ninja Foodi with olive oil to sear the roast. Tips for Making Ninja Foodi Mississippi Pot Roast: It worked out wonderfully and we were all able to enjoy it. This recipe was easy to make gluten-free with a swap of gravy, we decided to use Gluten-Free Gravy Packets instead of the “Au Jus” that is in many Mississippi Pot Roast recipes. Isn’t that nice? I sure thought so! How do you make Mississippi Pot Roast into Gluten-Free Mississippi Pot Roast? The Mississippi Pot Roast has been around for decades of course, but our family just discovered how delicious this roast was recently and it was one of those meals that no one complained. This same method can be used for a variety of Ninja Foodi Roast recipes. This Ninja Foodi Roast recipe uses both the saute function of the Ninja Foodi along with the pressure cooker function. This Ninja Foodi Roast will use the pressure cooker function of the Ninja Foodi Multi-Cooker. I think I may have stumbled on to my FAVORITE roast recipe ever, and that says a lot because I happen to LOVE this Slow Cooker Maple Roast too…but this Mississippi Pot Roast is just a melt-in-your-mouth roast. Make the BEST Ninja Foodi Roast with this Ninja Foodi Mississippi Pot Roast that uses the pressure cooker function of the Ninja Foodi!