Heath Bar Pie

1 box vanilla wafers
1 cup evaporated milk
1/2 gallon vanilla ice cream
1/2 cup Karo Syrup
7 Heath Bars
dash salt
1 1/2 cups sugar
1/4 cup butter
Line 9 x 13 pan with whole vanilla wafers. Pack half of ½ gallon carton of vanilla ice cream on top of wafers. Crumble four Heath Bars over ice cream. Put remaining ice cream on top. Freeze.
Sauce: Combine, sugar, milk, syrup, salt and butter. Bring to boil for one minute. Crumble three remaining Heath Bars. Add to sauce, let melt. Serve warm over ice cream pie.