The Best Soft and Chewy Chocolate Chip Cookies

unsalted butter, softened (1 1/2 sticks)

light brown sugar, packed

granulated sugar

large egg

vanilla extract

all-purpose flour

packet instant vanilla pudding mix (not sugar-free and not ‘cook & serve’)

baking soda

salt, optional and to taste

one-12 ounce bag (2 cups) semi-sweet chocolate chips (I use Trader Joe’s)