- 1 cup 2 sticks unsalted butter, melted
- 1 ¼ cups light brown sugar
- ½ cup granulated sugar
- 2 large eggs
- 2 teaspoons vanilla extract
- 2 ¼ cups all-purpose flour
- 1 cup old-fashioned oats
- 1 teaspoon baking soda
- ½ teaspoon salt
- ¼ teaspoon ground cinnamon
- 1 cup white chocolate chips
- 1 cup semisweet chocolate chips
Optional: ½ cup chopped pecans or walnuts