Advanced Cooking Techniques & Methods Flashcards
7 cards from real CCS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Advanced Cooking Techniques & Methods flashcards as text
In sous vide cooking, what is the primary reason for using a vacuum-sealed bag rather than an open container?
Answer: To eliminate air that could cause uneven heat transfer and oxidation
Vacuum sealing removes air that insulates food from water contact and causes oxidation, ensuring efficient, even heat transfer.
Which Maillard reaction condition is most critical for achieving optimal browning on a seared steak?
Answer: Temperature must exceed 280°F (138°C) with a dry surface
The Maillard reaction requires temperatures above ~280°F and a dry surface; surface moisture causes steaming instead of browning.
A chef wants to produce a stable oil-in-water emulsion without adding an emulsifier. Which technique best achieves this?
Answer: High-shear homogenization to create extremely small droplets
High-shear homogenization produces droplets so small that Brownian motion keeps them suspended without requiring an emulsifier.
When using the spherification technique in modernist cuisine, alginate is combined with which ion to form a gel membrane?
Answer: Calcium ions
Sodium alginate cross-links with calcium ions (from a calcium chloride bath) to form the thin gel membrane characteristic of spherification.
Which cooking method best preserves the natural pigments in green vegetables such as broccoli?
Answer: Brief blanching in heavily salted boiling water followed by an ice bath
Brief blanching fixes the chlorophyll color while the ice bath immediately stops cooking, preserving the vibrant green pigment.
In the context of deep-frying, what causes a food product to absorb excessive oil during cooling?
Answer: Steam escaping from food creates a vacuum that draws in oil as it cools
As fried food cools, steam that was pushing outward condenses and creates a partial vacuum that pulls surrounding oil into the food's pores.
A culinary scientist uses transglutaminase ('meat glue') to bind protein pieces. What is the enzyme's mechanism of action?
Answer: It catalyzes the formation of covalent isopeptide bonds between glutamine and lysine residues
Transglutaminase catalyzes isopeptide bonds between glutamine and lysine residues on adjacent protein surfaces, creating strong covalent bonds.