Preheat oven to 350 degrees.
Cream butter and two sugars until light and fluffy with electric mixer. Add vanilla, then eggs, one at a time, mix well.
Sift together flour, baking soda, and salt and add to butter mixture. Just until combined...Stir in chocolate chips
Drop dough on baking sheet ( can line with parchment paper)...
Use small ice cream scoop or rounded tablespoon for dough.
More flour makes a fatter cookie!