In a bowl, mix peanut butter, maple syrup, and 2 tablespoons coconut flour.
Add more coconut flour one tablespoon at a time until a thick dough forms.
In a microwave-safe bowl, combine chocolate chips and coconut oil.
Heat in 30-second intervals, stirring until melted and smooth.
Fold crispy rice cereal into the melted chocolate.
Line a muffin pan with paper liners.
Add about 2 tablespoons of peanut butter mixture into each liner and press flat.
Top with about 2 tablespoons of chocolate mixture and spread evenly.
Refrigerate for up to 3 hours until set
Remove from liners and serve chilled.