These chewy oatmeal chocolate chip cookies are perfectly soft and chewy and filled with the perfect amount of oats and chocolate for the best chocolate chip oatmeal cookie.
Preheat oven to 385 degrees. In a large mixing bowl, cream together the cubed butter, brown sugar, and sugar for 4 minutes, until light and creamy. Scrape the sides of the bowl to ensure even mixing.
Add in eggs, one at a time, and then vanilla, and mix until creamy.
Fold in flour, rolled oats, cornstarch, baking soda, and salt and mix just until combined. Do not overmix or it will create too much gluten in the cookies.
Fold in chocolate chips. Roll into 4-ounce, 5-ounce, or 6-ounce balls.
Place on a light colored baking sheet. Bake for 8-10 minutes or just until the edges start to turn a light golden color and the centers are slightly underdone.
Optional: as soon as you remove the cookies from the oven, lightly press extra chocolate chips on top of the cookies to make them look more gourmet.
Notes
How to store Chocolate Chip Oatmeal Cookies:I suggest storing the cookies in an air-tight container at room temperature. These cookies are best served the same day but because they are made with oatmeal and cornstarch, which helps to keep them soft, they will stay fresh for up to two days.Can you freeze Bakery Oatmeal Chocolate Chip Cookies?Absolutely! These cookies freeze beautifully. I suggest placing the cookies in gallon size freezer safe Zipolc bags. To make them more sturdy, you can place on a thick paper plate and then put them in a freezer safe bag.The cookies can stay in the freezer for up to several months. When ready to eat, just let them come to room temperature.