looks like carlie's brownies Via another Pinner who wrote, "PIONEER WOMAN's Chocolate Sheet Cake Hands down.THE best choc cake." I believe this bc I love all of Ree's recipes (Ree Drummond is the Pioneer Woman.
Chocolate Peanut Butter Cake + recipe This one was below your last post. Reversed amounts of chocolate & PB, I know you love PB more but mm yum!
One Pan Double Chocolate Snack Cake!