CHEM 181 Lecture Notes - Lecture 8: Weight Loss, Hoodia, Firmicutes

• School: McGill University
• Department: Chemistry
• Course: CHEM 181
• Professor: David Harpp

Document Summary

Food of the gods: the science and the lore of chocolate. Canada 1995 sex or sweets study: 30% of men and 38% of women prefer chocolate to sex. Canada 2004: 4 kg (9lbs) per year per person. Next: drying in the sun roasted (enhance flavor) Chemical: maillard reaction involves sugar, amino acid and protein gives taste to things. Nibs crushed cocoa beans chocolate liquor no alcohol present (basis of making of chocolate) Casparus van houten early 19th century try to improve chocolate in terms of bitter and high fat content. Find a way of separating cocoa powder from fat by compressor= cocoa cake and cocoa butter (melting point close to body temp, used in lipstick and drugs that needs to be melted quickly) Dutch process: natural (lighter in colour) alkali dutch processed (acidity cut down, easier to make drinks) Daniel peter cutting down on the bitterness of cocoa and add milk to it.