Preheat oven to 375.
Combine butter, vanilla and salt; gradually beat in sugar. Add flour and chocolate chips and mix well. Press into an ungreased 15x10x3-inch pan. Sprinkle with chopped nuts if desired.
Bake for 25 minutes. Cool, then break into irregular pieces and drain on white paper towels.
Bake
2009, 2014
Great as an ice cream topping.