Peanut Butter Crinkles

0 Whisk together flour, baking soda, and salt in a bowl until combined.
1 Beat together peanut butter, butter, and brown sugar until pale and fluffy, about [timer minutes=0]3 minutes[/timer] on medium high.
2 Add egg and molasses, beating until combined.
3 Reduce speed to low, then mix in flour mixture until combined.
4 Put oven racks in upper and lower thirds of oven and preheat oven to 375°F.
5 Roll 1 heaping teaspoon of dough into a 1-inch ball with wet hands.
6 Roll ball in sugar or turbinado sugar to cover.
7 Arrange 2-inches apart on a baking sheet covered with silpat or parchment paper.
8 Bake cookies undersides are golden brown and tops "crackle", [timer minutes=0]10 to 12 minutes[/timer] total.
9 Cool on cookie sheets [timer minutes=0]5 minutes[/timer].
10 Transfer to racks to cool completely.