Cream butter and sugar.
Add vanilla extract. Add eggs slowly one at a time. Mix 1 minute.
Sift dry ingredients.
Add to creamed mixture and mix 1 minute.
Add chocolate chips and mix until just combined.
Pre-heat oven to 350F.
Portion 4oz dough on parchment lined cookie sheet.
Bake 10-15 minutes until lightly browned.
Do not overbake!