Brown Sugar & Oatmeal Shortbread Cookies
- 10 oz. (2-¼ cups) all-purpose flour
- ½ cup quick-cooking oats
- ¼ tsp. table salt
- 8 oz. (1 cup) cold unsalted butter, cut into ½-inch pieces
- ½ cup packed light or dark brown sugar
Line two baking sheets with parchment. Combine the butter, brown sugar, and salt in a stand mixer bowl (use the paddle attachment) or a large mixing bowl. Mix on low speed until the butter combines with the sugar but isn't perfectly smooth, 1 to 2 min. Add the flour and oats and mix on low speed,...