What You Need to Know
Upcycling techniques involve chemical, thermal, and mechanical processes to convert food waste into nutritious animal feed, fertilizer, or other high-value products. Lactic acid fermentation, enzymatic hydrolysis, heat treatment, and microbial fermentation are examples of upcycling methods.
Steps
- 1.
Korean Jangajji (Korea): Preserves vegetable scraps in fermented sauce
- 2.
Italian Mostarda (Italy): Uses fruit peels in mustard-flavored syrup
- 3.
Indian Chutney (India): Transforms overripe fruits into condiments
The Science
Primary Reaction
fermentation, hydrolysis