Heat butter in a medium cast iron skillet.
Preheat oven to 375℉.
In a large bowl mix the almond flour, coconut flour, baking powder and salt.
In a medium bowl mix the eggs, whipping cream, sour cream, and melted butter.
Add the wet ingredients to the dry ingredients and mix well.
Stir the shredded cheese, chopped jalapeño and green onions to the mixture.
Pour mixture into the heated cast iron skillet.
Bake at 375℉ for 20 - 30 minutes or until golden brown and cooked through.