Step 1: Peel and slice each banana into four equal pieces.

Step 2: Spread peanut butter on one side of each banana slice.

Step 3: Sprinkle chopped peanuts over the peanut butter.

Step 4: Place banana slices on a baking sheet lined with parchment paper.

Step 5: Freeze the banana slices for 1 hour.

Step 6: Melt dark chocolate chips and coconut oil in a microwave-safe bowl, stirring every 30 seconds until smooth.

Step 7: Stir in vanilla extract and sea salt into the melted chocolate.

Step 8: Dip each frozen banana slice into the chocolate mixture, covering it completely.

Step 9: Return the chocolate-covered bananas to the parchment-lined tray and freeze for another hour.

Step 10: Serve immediately or store in an airtight container in the freezer.