Preheat oven to 350℉ (180℃)
Prepare cupcake pans by placing liners in 12 cavities.
Combine flour, salt and baking powder in a medium-sized bowl. Whisk well. Set bowl aside for later.
1 ½ Cups All Purpose Flour, ½ teaspoon Salt, 1 teaspoon Baking Powder
Combine milk and vegetable oil. Set bowl aside for later.
⅓ Cup Vegetable or Canola Oil, ⅓ Cup Whole Milk
Add sugar and eggs to the bowl of a stand mixer. Mix on medium speed for approximately 2 minutes (note a hand mixer or whisk may also be used).
2 Large Eggs, 1 Cup Granulated Sugar
Add the vanilla extract and mix briefly.
1 teaspoon Vanilla Extract
Add one-third of the flour mixture to the mixing bowl. Mix on low speed until incorporated. Scrape down sides of bowl as needed.
Add one-half of the milk and vegetable oil to the mixing bowl. Mix until incorporated. Scrape down sides of bowl as needed.
Add another third of the flour mixture and mix till smooth. Scrape down sides of bowl as needed.
Add the remaining oil and milk and mix till smooth. Scrape down sides of bowl as needed.
Finally, add the remaining flour mixture and mix until smooth. Scrape down sides of bowl as needed.
Place one Oreo in each cupcake liner.
12 Oreo Cookies
Fill cupcake liners ⅔ full of batter.
Bake for 20 - 24 minutes. Cool completely before adding icing.