Place cashews in a medium bowl and cover with water, place in the refrigerator and let sit for 4-6 hours, ideally overnight.
Cut cauliflower into equal size florets and place in a medium bowl.
In another bowl, mix together the coating (almond flour, garlic powder, salt, sriracha, and milk).
Line a baking tray with parchment paper and dip each floret into the coating, making sure it gets on all sides.
Lightly spray the base of the air fryer with oil and place dipped cauliflower, make sure that none are on top of each other.
Cook the caulilower 400 degrees for 16 minutes (flip halfway).
When the cauliflower is cooking, place all the sour cream ingredients into a high speed blender or food processor and blend until smooth.
Put the sour cream over the buffalo cauliflower + ENJOY!