Line an 8×8 baking pan with parchment paper and set aside.
Place the peanut butter, honey and coconut oil in a microwave safe bowl. Heat for 2 minutes, removing every 30 seconds to stir.
Mix in the oats, chocolate chips and cranberries until the chocolate is melted. Pour into the prepared baking pan and place in the refrigerator to harden, around 2 hours.