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Chapter 4 · Knife work

4.5 Preparing raw fruit and vegetables

Raw produce needs the right tool for each task, and its own set of techniques. Two aims guide the work: to know which utensil suits each kind of preparation, and to build skill with particular fruits and vegetables.

Tools for raw produce

Beyond the chef's knife, these tools are used to prepare fruit and vegetables:

Words for preparing produce

These kitchen terms are used when you work with raw fruit and vegetables.

  • Peel or pare: take the skin off a fruit or vegetable.
  • Zest: small bits of the skin of a lemon, lime or orange, used to add flavor. A zester is the usual tool.
  • Slice: a flat piece, often thin, cut from something larger.
  • Blanch: put food into boiling water for a short time, then lift it out and plunge it into ice water.

Techniques for particular foods

Each fruit and vegetable has its own way of being cleaned, opened or cut. Techniques worth learning include:

What happens inside the produce

Raw fruit and vegetables differ in color, flavor and texture. Five terms describe what happens inside them:

  • Pigments give the colors: chlorophyll, carotenoids, anthocyanin and anthoxanthin.
  • Flavors fall into three groups: mild, Brassica and Allium.
  • Texture depends on cellulose, pectin and hemicellulose.
  • Enzymatic browning
  • Osmosis

Sources

This chapter is written from these open textbooks:

  • Basic Scientific Food Preparation Lab Manual — Dept. of Food Science and Human Nutrition, Iowa State UniversityCC BY-NC-SA 4.0
  • Culinary Foundations — Cheramie & Thibodeaux, Chef John Folse Culinary Institute, Nicholls StateCC BY-NC-SA 4.0