Preheat oven to 350 degrees.
2/3C butter, softened
1 1/4C flour
Mix together and press into a 8 X 8 pan.
Bake for 20 minutes.
1/2C packed light brown sugar
2TBSP light corn syrup
1/2C sweetened condensed milk
Place all filling ingredients in a medium saucepan and bring to a boil. Boil for 5 minutes.
Remove from heat and beat by a hand for a couple of minutes.
Pour over crust and let caramel firm.
1 1/4C chocolate chips
Melt chocolate and pour over the caramel layer.
Chill until set. Cut into small squares.
Store in a sealed container.