I used to go nuts over this dish! I’d constantly pester my mom to whip it up

Ingredients
1 cup almond flour
1/4 cup coconut flour
1/4 cup granulated erythritol or preferred low-carb sweetener
1 tablespoon baking powder
1/2 teaspoon salt
4 large eggs
1/4 cup unsalted butter, melted
1/4 cup sour cream
1/2 cup unsweetened almond milk
1/2 cup shredded cheddar cheese (optional)