Easy Keto Peanut Butter Cups [5 Ingredients, Ready in 30 Mins]
Add the butter, powdered stevia/erythritol blend (you can powder it using a small blender or coffee grinder), peanut butter, and vanilla extract to a pan. Heat the mixture over medium-low heat, stirring occasionally, until the mixture is smooth and has no lumps. Evenly distribute the peanut butter mixture between the cupcake tray liners.