Tube Cake Pan Without Removable Bottom. A tube pan (aka “angel food cake pan”) looks like a pan for a very large doughnut. Lightly spray pan and tube with baking spray (with flour).
Removable bottom insert the removable flat round tray on the bottom of the pan before filling it with batter. Bake in 300ºf oven 1 1/2 to 1 3/4 hours or until cake tester comes out clean. Pick up the parchment and place it on top of the pan.
Southern living says that this makes it easier to remove the delicate cakes baked in such pans, especially since you can't grease the pan as you might do with a bundt cake.
Center paper circle lead side down in pan. A tube pan (aka “angel food cake pan”) looks like a pan for a very large doughnut. Tube pans also come with straight sides and a removable bottom. Then cut around the tube and base.