Plot: 1/2 cup butter (slightly warmed or room temp) 1 cup firmly packed brown sugar 1/2 cup white (granulated) sugar 2 large eggs 2 tsp vanilla 2 cups all-purpose flour 1 tsp baking soda 1 cup + semi sweet chocolate chips/chunks Cream the butter and brown sugar until well mixed and slightly lightened in colour. Cream in the white sugar until well blended