Heat the avocado oil in a large pot or dutch oven over medium-high heat.
Add the onions and peppers, season with a generous pinch of salt and pepper, stir to combine and cook until the onions are tender, ~4 minutes. Add in the minced garlic and cook for 1 additional minute, until fragrant.
Stir in the sweet potatoes, corn, diced green chilis, smoked paprika, and chicken broth. Season with a pinch of salt and stir to combine.
Bring to a boil, then reduce heat, cover, and let simmer until the sweet potatoes are cooked through and fork-tender, ~15-20 minutes.
In a small bowl, combine the coconut milk and arrowroot powder and whisk until well combined in a slurry.
Slowly pour the slurry into the soup while stirring continuously. Raise heat to high and bring soup back to a boil to thicken for ~3-5 minutes.
Stir in the ΒΌ cup of green onions and season with salt + pepper to taste.
Serve with sour cream, fresh cilantro, green onions and ENJOY!