2 1/2 cups flour
1/2 tsp. baking soda
1/4 tsp. salt
1 cup packed dark brown sugar
1/2 cup granulated sugar
1 cup softened butter
2 eggs
2 tsp. vanilla extract
2 cups chocolate chips

Preheat oven to 300°F. Mix flour, baking soda, and salt and set aside. Mix butter and sugars, then add eggs and vanilla. Add flour to mixture. Add chocolate chips. Bake at 300°F for 22-24 minutes.