2 cups all-purpose flour
1 cup packed light brown sugar
3/4 cup sugar
1 tablespoon ground cinnamon
12 tablespoons (1 1/2 sticks) unsalted butter, chilled and cubed.
2 cups chopped walnuts
- In a bowl of an electric mixer on medium speed, mix the flour, brown sugar, sugar and cinnamon until combined.
- Add the butter and mix well until the texture becomes crumbly.
- With a wooden spoon, stir in the walnuts.
- Use immediately, or transfer to a covered container and store in the refrigerator for up to two weeks.