E-far 12.5 x 9.7 Inch Baking Pan, Nonstick Stainless Steel Rectangle Cake Pan for Baking Brownies Casseroles Lasagna, Stainless Steel Core & Nonstick Coating, Non-toxic & Oven Safe

This is the one I’ve been using the most lately. I developed this recipe and method with a true 9x13 that I left at a friend’s and haven’t retrieved. The surface area for this one is practically identical though so it doesn’t affect the bake time or temp