1 1/3 c. butter (unsalted)
1 1/2 c. brown sugar
1 c. sugar
2 eggs
1 tbsp. vanilla
3 3/4 c. flour
1 1/4 tsp. salt
1 tsp. baking soda
12 oz. chocolate chips

Heat oven to 375°F. Beat together butter, brown sugar and sugar on high speed for 3 minutes. Add eggs and vanilla. Add flour mixture with butter mixture. Stir in chips.

Bake 8 to 10 minutes.