Preheat oven to 375 degrees Fahrenheit.
Beat butter, sugar, vanilla and salt in mixing bowl until combined and creamy.
Gradually add in the flour and the chocolate chips.
Use a tablespoon to scoop out the dough and roll into 1 inch balls; place on ungreased cookie sheets.
Bake for 10-12 minutes or until cookies are lightly browned.
Remove from oven and sift powdered sugar over hot cookies on baking sheets.
Cool on baking sheets for about 8-10 minutes; remove to wire racks to cool completely
Sprinkle with additional powdered sugar.
Store in airtight containers.