Sensory analysis of acidified dairy products using response surface methodology /

a method to produce acidified milk products. The objective

Bibliographic Details
Main Author: Rocha, Maria de Guadalupe, 1954-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1997.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:a method to produce acidified milk products. The objective
acid cultures. Diacetyi was the principal component. A
acidified low fat sour cream. The flavor added to the
acidulant to adjust the samples to the desired pH. The milk
affected the flavor scores (p<.05). However, the scores
and 14.52 ppm of starter distillate. The scores assigned by
and total preference, emphasizing the importance of flavor
assigned by the consumer panel were very low. Similar
attributes, independent of NFS and diacetyl values. There
chromatography. The results of the analysis of variance
commercial conditioner was used to enhance the texture and an
concentration on the sensory characteristics of a directly
dairy products have been developed. Direct acidification is
detect variations in diacetyl concentrations unless the milk
experiment. Flavor, texture and total preference of the milk
fat concentration was less than 2%. The optimum values of the
fat, solids-not-fat, and diacetyl as a starter distillate. A
for the acceptance of this product. The effect of the
from Texas A&M University. Concentration of diacetyl in the
Further increases in milk fat content decreased the sensory
head space of sour cream samples was determined by gas
in the gas chromatography analysis. The consumers did not
indicated that milk fat and milk solids-not-fat significantly
manufacture and to improve the general characteristics of
Milk fat was the most important component that affected
Modified processing techniques to reduce the time required to
obtained when milk fat concentrations were approximately 8%.
of this study was to determine the influence of diacetyl
product was a natural starter distillate obtained from lactic
product was prepared with selected concentrations of milk
response surface experimental design was used for the
results were obtained for texture, and total preference.
samples were evaluated by an untrained panel of consumers
sensory scores in the sour cream. The highest scores were
starter distillate concentration was significant (p<.05) only
the panelists indicated that low fat sour cream samples in
this study were of minimum acceptability.
variables were a combination of 8.1% milk fat, 14.26% SNF,
was a high correlation between the panelist scores for flavor
Item Description:"Major subject: Food Science and Technology".
Vita.
Physical Description:x, 60 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 53-55.