Add butter and sugars in a big bowl. Beat it until well blended.
Then, add vanilla extract and egg. Blend well.
In a different bowl, mix whole wheat flour, baking soda, salt.
Beat the dough while adding the dry ingredients. (You want to add in the dry ingredients little at a time until well blended.)
Fold in the chocolates.
On an ungreased cookie sheet, scoop a tablespoon of cookie dough on to the sheet. You want to have a 2in. space between the cookies.
Bake for 8-10 minutes.
makes about 3 dozen cookies.