01 - Line an 8x8-inch baking pan with parchment paper, leaving an overhang for easy removal.
02 - In a large bowl, mix rolled oats, chopped almonds, walnuts, shredded coconut, and salt until well combined.
03 - In a small saucepan over medium heat, melt together honey, unsalted butter, and peanut butter, stirring until smooth; remove from heat and stir in vanilla extract.
04 - Pour the melted wet mixture over the dry ingredients and stir thoroughly until evenly coated.
05 - Fold in half of the dark chocolate chips or chopped chocolate into the mixture.
06 - Firmly and evenly press the combined mixture into the prepared baking pan.
07 - Melt the remaining chocolate and drizzle it evenly over the top of the mixture in the pan.
08 - Refrigerate the pan for at least one hour or until bars are firm to the touch.
09 - Lift bars from the pan using the parchment overhang, slice into 12 equal bars, and serve.