Another pinner says: I just did this to my sink and it looks just as shiny as the picture. I didn't think my old, nicked up, stainless sink could look so good, but it does! How to make your stainless shine.
How to clean your cookie sheets--Kitchen "Miracle" Cleaner! You put about 1/4 cup of baking soda in a small glass bowl and squirt in hydrogen peroxide until it makes a nice paste. Then you rub it on the offending dirt/stain/grease... whatever! You can usually just use your fingers...but you can also use a small sponge at times as well.