Chewy Oatmeal Cookies

1. Heat oven to 350ºF
2. Finely grind 1/7 of the oats.
3. Combine dry ingredients. Place flour, whole oats, finely ground oats, baking powder, cinnamon, and salt in a bowl and whisk to combine. Set aside.
4. Cream the butter and sugars. Place butter, brown sugar, and white sugar in a bowl and beat until light and fluffy. (If using a stand mixer or hand mixer, beat on medium for about 2 minutes).
5. Beat in eggs one at a time. Beat in the vanilla.
6. Slowly add flour mixture to wet ingredients and beat until just incorporated.
7. If using, fold in raisins/walnuts/chocolate chips.
8. Line baking sheets with parchment paper and scoop dough in heaping tablespoons.
9. Bake 8-9 minutes for soft, chewy cookies or 11-12 minutes for crispy cookies.

NEEDS MANUAL ENTRY: the source PDF lists ingredients as a 1x / 2x / 4x scaling table rather than a list — Oats 3.5 / 7 / 14 cups; Flour 1 / 2 / 4 cups; Baking Powder 1 / 2 / 4 tsp; Cinnamon 1.5 / 3 / 6 tsp; Salt (fine) 0.5 / 1 / 2 tsp; Butter (unsalted) 2 / 4 / 8 sticks; Brown Sugar (packed) 0.75 / 1.5 / 3 cups; White Sugar 0.75 / 1.5 / 3 cups; Eggs (large) 2 / 4 / 8; Vanilla Extract 2 / 4 / 8 tsp; Raisins 1.5 / 3 / 6 cups.