- 10 ounces (285 g) unsalted butter, at room temperature
- 8 ounces (225
- Place the butter, brown sugar, and egg in a mixing bowl. Mix at low speed, using the dough hook attachment, until the ingredients are just combined.
- Add the flour and continue to mix until the dough is smooth, scraping down the sides of the mixing bowl once or twice. Do not mix any longer than necessary.
- Refrigerate the dough until it is firm enough t