Chewy Oatmeal Chocolate Chip Cookies

🥘 Ingredients

• all-purpose flour 1 cup
• cake flour ¾ cup
• old fashioned oats 2 cups
• cornstarch 1 tsp
• ground cinnamon ¼ tsp
• ground nutmeg ¼ tsp
• baking soda ½ tsp
• baking powder ½ tsp
• salt ½ tsp
• unsalted butter ½ cup
• brown sugar ½ cup
• granulated sugar ¼ cup
• egg 1 large
• egg yolk 1 large
• molasses 1 Tbsp
• pure vanilla extract 1 tsp
• milk chocolate chips 2 cups
• confectioners sugar 1 cup
• whole milk 1 ½ Tbsp
• pure vanilla extract 1 tsp

1. 1

   Preheat the oven to {400%°F}. Line a baking sheet with parchment paper or a silicone baking mat.
2. 2

   In a large bowl , whisk together all-purpose flour , cake flour , old fashioned oats , cornstarch , ground cinnamon (optional), ground nutmeg (optional), baking soda , baking powder , and salt . Set aside.
3. 3

   Place cold, cubed unsalted butter into the bowl of a stand mixer with the paddle attachment. Turn the mixer on the lowest setting and cream the butter for about {30%seconds}.
4. 4

   Add brown sugar and mix for 30 seconds , followed by granulated sugar until incorporated.
5. 5

   Add egg , egg yolk , molasses , and pure vanilla extract . Blend until mixed, scraping down the sides of the bowl as needed.
6. 6

   Keep the mixer on low speed and gradually add the dry ingredients (about 1/4 cup at a time).
7. 7

   Mix in milk chocolate chips until incorporated, then turn off the machine. (If the dough is sticky, chill it in the fridge for a few minutes).
8. 8

   Measure out about 6 to 7 large cookies (or smaller if preferred). Roll each into a ball, place on the prepared cookie sheet, and gently press down slightly to flatten.
9. 9

   Bake for 9 to 11 minutes . Pull them out before they look fully done. Let them rest on the cookie sheet for {15%minutes} before transferring to a cooling rack .
10. 10

    Whisk confectioners sugar , whole milk , and pure vanilla extract together in a medium bowl and drizzle over the cooled cookies.