Preheat the oven to 400 and line two roasting pans with parchment paper
Combine all the jerk seasoning ingredients together and mix until combined
Cut sweet potatoes in half lengthwise and then slice in about 1/4 in. thick pieces lengthwise
Spread the potatoes in a single layer on the roasting pan
Spray one side of the potatoes with avocado oil and then sprinkle on half the seasoning. Flip the sweet potatoes and repeat on the other side.
Place the sweet potatoes in the oven and cook for about 25 minutes until they start to brown on one side. Flip the potatoes and up the oven temp to 450. Cook for an additional 20 - 30 minutes flipping again after 10-15 minutes depending on your desire crispness.
Once the potatoes are your desired crispness remove from the oven. They will keep in the fridge for 2-3 days.