The Chemistry of Cooking
Every kitchen is a laboratory. When sugar caramelizes, proteins brown, and dough rises, the same laws of thermodynamics, kinetics, and molecular chemistry that govern any chemical plant are at work on your stovetop. Explore the Maillard reaction that makes toast irresistible, the crystal polymorphs that make chocolate snap, the emulsion physics behind vinaigrette, and the gluten networks that give bread its soul. Interactive sliders let you control temperature, concentration, and time—because in food science, precision is flavor.
Chemical transformations driven by temperature—from gentle browning to the violent decomposition of sugar at candy stage.
Amino acids meet reducing sugars under heat. Adjust temperature, pH, sugar concentration, and water activity to control browning rate via Arrhenius kinetics.
Watch sucrose decompose through thread, soft ball, hard crack, and caramel stages. Control the burner heat and see bubbling, smoke, and color change in real time.
1D Fourier heat conduction through a protein cross-section. Compare steak, chicken, salmon, and egg as temperature slowly conducts from edge to center.
How molecules organize themselves determines whether food is smooth, chewy, crunchy, or creamy.
Drag to knead dough! Glutenin and gliadin proteins form disulfide bonds that create an elastic network. Over-kneading breaks it down.
Starch granules swell, absorb water, and burst as temperature rises past the gelatinization threshold. Compare corn, potato, rice, and tapioca starches.
Cocoa butter has six crystal polymorphs. Only Form V gives that glossy snap. Control temperature curves to melt, seed, and set perfect chocolate.
When oil meets water, when liquid becomes solid, when gas gets trapped in gel—the physics of food’s most fascinating transformations.
Oil droplets in water, stabilized by surfactant molecules. Shake to break droplets apart, reduce surfactant to watch creaming and coalescence.
Click to drop sodium alginate into a calcium chloride bath. Watch gel membranes form in real time as calcium ions cross-link the alginate chains.
Sugar depresses the freezing point, churning keeps crystals small. Watch hexagonal ice dendrites form, air get whipped in, and texture evolve.
Yeast converts sugar to CO₂ gas, which inflates bubbles trapped in the gluten network. Control temperature, yeast level, and gluten strength.