Short Term #2 Possible Causes and Solutions
Causes
- heating—caramelization,
Strecker degradation, Maillard Rxn
- fresh onion micro problems
- amylase activity
- copper kettle increases free
radical reactions
- starch gelatinization
Possible Solutions
- eliminate heat treatment
- use dehydrated or preblanched
onions
- add sodium salts
- heat treatment
- use HFCS
- use irradiated garlic
- process onion separately
- vacuum heat the product
- add water before heating
- use starch in powder to
increase graininess
- add potassium sorbate, BHA,
BHT, citric acid or benzoic acid
- add mustard after cooking
- add sodium EDTA
- add onion oil—flavor
- add turmeric—color
- change to darker package
- use chunkier relish
- add vinegar before cooking
- refrigerate after opening
- add humectant to decrease
water activity
- in package desiccation—loss
of sulfites
- use relish without gums
- heat in a steel kettle
- use locust bean gum
- use cross-linked starch
- use dehydrated Worcestershire
sauce
- spray dry
- mix in vegetable later
- do-it-yourself kit
- use sucralose
- change cook time and
temperature to 65° C for 30
minutes