Rich and Chewy Oatmeal Spice Cookies (GF option included)

Want the secret to the richest, chewiest, tastiest spiced oatmeal cookies EVER?⁣⁠⁣⁠It comes in a little blue-and-white box.⁣⁠⁣⁠Adding half a package of instant vanilla pudding to the dry ingredients gives these cookies great texture and really bumps up the vanilla flavor too. (I used Jell-O brand which is accidentally vegan)⁣⁠. I did a mix of plain …