Step 1

Preheat oven to 350 degrees F and line 2 baking sheets with silicone mats.

Step 2

In your stand mixer, beat butter and brown sugar together until fluffy, about 2 minutes.

Step 3

Beat in vanilla and egg.

Step 4

Stir in ground oats, whole oats, cinnamon, baking soda, and salt.

Step 5

Mix until well combined.

Step 6

Stir in chocolate chips.

Step 7

Using a 1/4 cup measuring cup, pack dough into the 1/4 cup and turn out dough onto prepared baking sheet - no more than 6 cookies on each baking sheet.

Step 8

Bake immediately, or cover baking sheets with plastic wrap and refrigerate until ready to use.**

Step 9

Remove plastic wrap and bake cookies in preheated oven until golden brown, about 10-15 minutes.

Step 10

Remove from oven and let cookies sit for 5 minutes.

Step 11

Transfer to a wire cooling rack to let finish cooling or eat immediately!