to make Base: combine 1 cup milk chocolate chips, 1/4 cup butterscotch chips and 1/4 cup creamy peanut butter in a small saucepan.
Cook, stirring constantly, over low eat until melted and smooth.
Spread into the bottom of the prepared pan. Refrigerate until set.
To make Filling: In a heavy saucepan melt the butter over medium-high heat.
Stir in sugar and evaporated milk.
Bring mixture to a boil and stir for 5 minutes.
Remove from heat and stir in the marshmallow cream, 1/4 cup of the peanutbutter, and the vanilla.
Add the peanuts, and spread over the base layer. Refrigerate until set.
To make Caramel Layer: Combine the caramels and cream in a saucepan
stir over low heat until melted and smooth.
Spread over the top of the filling and refrigerate until smooth.
To make the frosting layer: In another saucepan combine 1 cup milk chocolate chips, 1/4 cup butterscotch ships and 1/4 cup peanut butter and stir over low heat until melted and smooth.
Pour over the caramel layer. refrigerate for at least 1 hour. cut into 1 inch squares. store in the refrigerator.