You can add any kind of dried fruit, cranberries, craisins. You can add orange zest. Or use almond or coconut extract instead of vanilla. The dough freezes well.
You might need to buy:
- unsalted butter
- packed light brown sugar
- all-purpose flour
- whole wheat flour
- baking soda
- old-fashioned oats
- salt
- vanilla extract
- chopped walnuts