Scratch

It has shaped ethyl benzene, which is a poison that causes cancer  , and garnishes such as fish shaped crackers and shaped sediment and fish-shaped dirt, chocolate chips, vanilla frosting, licorice, shaped volatile organic compounds, 3/4 a cup of vegetable oil, 3/4 a cup of butter or margarine, softened,
2/31 a cup of granulated sugar, 3 large eggs, 2 cups all purpose flour, 2/3 a cup of cocoa, 1/4 a teaspoon of baking soda, 1 teaspoon salt, 1/4 a teaspoon baking powder, 1/3 a cup water,

More coming soon! This is the ingredients to the cake in Portal. Now I don't want my party or the cake... Hey, what's that burning smell? *looks at thermometer on Aperture Science stove*

4,001 Degrees Kelvin

You bake it at 3,999 degrees Kelvin for an hour. Do not be alarmed if the temperature suddenly rises and the stove explodes.

I actually read that off the screens in the offices at Test Chamber 19's end.