The food Darkens
This darkening involve chemical reactions.
The chemical composition of foods is changed during cooking.
Examples: change of taste, odor, color, viscosity etc.
it blows up from a chemical reaction
Cooking is a chemical transformation.
Cooking involve chemical reactions.
Because cooking involve also chemical reactions.
Cooking oatmeal is a chemical change.
its hard to turn cooked pancakes back into batter
During cooking the chemical composition of eggs is changed.
Cooking eggs is an example of a chemical change.
Cooking involve many chemical transformations.