Lecture 25 - Components of milk Fermented fruits and...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
Components of milk
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Fermented fruits and vegetables Sauerkraut Pickles Olives Kimchi Cocoa Coffee Acetic acid (vinegar) and lactic acid are sometimes added as a substitute for the growth of LAB. This is true for many pickles sold today Artichoke Carrot Celery Tomato Pepper Beetroot Onion
Background image of page 2
Meat and Vegetable Fermentations Chop - release nutrients (glucose); note: sometimes Sucrose is added Salt - further leaching of sugars; protection from spoilage Spice - microbial growth promoters or inhibitors Pack - microaerophilic environment
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Sauerkraut fermentation involves homo- and hetero-fermenters Phase 1. Heterofermentation Leuconostoc mesenteroides Grows at cool temperatures (sauerkraut = 18 ˚C) Tolerant to O 2 Not highly acid tolerant Phase 2 . Homofermentation Lactobacillus plantarum Acid tolerant Less tolerant to O 2
Background image of page 4
Progression of saurkraut fermentations
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Diverse bacteria are found in sauerkraut during fermentation Plengvidhya et al AEM 2007
Background image of page 6
Sourdough bread fermentations Yeast ( Saccharomyces cerevisiae
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 15

Lecture 25 - Components of milk Fermented fruits and...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online