Add peanut butter, coconut oil, and salt to a small saucepan and melt over low heat. Stir to combine. Store in a glass jar in the fridge, and heat to serve.
For a spicy Magic Shell: Add a pinch of cayenne to your mixture
For a warming Magic Shell: Add a pinch of cinnamon and a pinch of nutmeg
For a peanut-free Magic Shell: Use almond butter or cashew butter
For a nut-free Magic Shell: Use tahini or sunflower seed butter