1. Preheat oven to 350.
2. With a mixer, cream butter, add both sugars.
3. Add eggs, beating in between each, and vanilla.
4. In a seperate bowl measure out the 3 dry ingredients, sift together and add to cookie dough.
5. When blended mix in chocolate chips.
6. Drop by heaping teaspoonfuls onto ungreased cookie sheet.
7. Bake 12-14 minutes.