In a medium bowl, mix together melted butter, graham cracker crumbs, powdered sugar, and 1 cup of peanut butter until well blended

Press the mixture above evenly into the bottom of an ungreased 9×13 pan

Melt chocolate chips and remaining 1/4 cup peanut butter according to the chocolate chip’s package instructions; once melted, stir until smooth

Spread melted chocolate and peanut butter from step 3 over the peanut butter graham cracker “crust” in the 9×13 pan from step 2 then top with sea salt

Refrigerate for at least one hour before cutting into pieces to serve!