In a medium sauce pan combine 1 cup honey and 3/4 cup brown sugar over low heat until just before mixture boils and and sugar is dissolved, being careful not to over boil. (About a minute).
Remove the pan from the heat and add 1 1/2 cup peanut butter, 1/2 teaspoon vanilla extract and 1/4 teaspoon salt stirring until smooth and well blended
Add 6 cups rice krispie cereal to a big bowl and pour the sugar and peanut butter mixture over cereal and stir to combine it all. Press into prepared dish using a piece of parchment paper to help smooth it.
Make the Topping
In a microwaveable bowl add 2 tablespoons peanut butter, 1 3/4 cup butterscotch chips and 1 1/2 cup semi sweet chocolate chips. Microwave on low heat for 2-3 minutes stopping to stir it every 30 seconds until completely melted and combined.
Pour butterscotch and chocolate mixture on top of the bars and spread evenly.
Place the bars in the refrigerator for 20-30 minutest to allow the chocolate to harden before cutting.
Remove from the refrigerator 10 mins before serving, cut into bars and enjoy.