Description
Maillard reactions and pyrolysis transform sesame seed proteins and carbohydrates to develop complex flavor compounds.
Technical
Controlled dry heating induces non-enzymatic browning via Maillard reactions between reducing sugars (maltose, glucose) and free amino acids (glutamine, arginine), while thermal degradation of lignans (sesamin, sesamolin) produces phenolic compounds contributing to bitterness.
Culinary Significance
Essential for achieving tahini's signature depth, balancing the paste's natural sweetness with roasted bitterness while improving emulsion stability through altered protein structures.
Science
Primary Reaction
Maillard Reaction
Parameters
Temperature
175°C optimal
150°C to 200°C range
Temperature range for optimal Maillard reaction and pyrolysis
Time
20 minutes
10 minutes – 30 minutes
Equipment