Chemistry Reference
In-Depth Information
5.13.2 effect of honey on the Sourness of Solutions
Thesournessperceptionislinearlyrelatedtotheacidconcentrationoftheproductinwhichthe
additionof25%honeyata0.08%citricacidsolutionresultedinanapproximately75%decreasein
sourness(fromaratingof100-25).However,citrus-basedandothersourfruit-basedbeverageswill
beneitfromtheadditionofhoneybymaskingthelavorofthefruit.Forexample,thesuccessin
yogurt(Europe)andcitrusbeverages(UnitedStates,Japan,andAustralia)canpartiallybearesult
ofhoney'sabilitytodecreasesournessandimprovethelavorproileoftheproduct(NationalHoney
Board2011a).
5.13.3 effect of honey on Bitterness Intensity
Bitternessinfoodproductsisoftentheresultofmolecularbreakdownandbitterpeptideforma-
tionduringprocessing,anditisusuallyassociatedwithoff-lavordevelopments.AstudyatGeorgia
University(accordingtotheNationalHoneyBoard)measuringtheabilityofhoneytodecreasethe
perception of bitterness using 0.16% caffeine solutions resulted in a decrease of 100% bitterness
intensity to approximately 30% when 25% orange blossom and/or wildlower honey was added.
However,foodmanufacturersmaybeusinghoneytoimproveand/ormaskthebitternessofsome
otherwisedesirableingredientsofsavoryproducts.
5.13.4 effect of honey on Saltiness perception
Becauseofhoney'ssugarcomposition,ithasapotentialabilitytodecreasesaltinessinfoods.
ExperimentsatGeorgiaUniversity(accordingtotheNationalHoneyBoard)showedthat25%clo-
ver,wildlower,ororangeblossomhoneythatwasaddedto0.35%sodiumchloridesolutionreduced
thesaltinessintensityfrom50to18,15,and28,respectively.Suchhoneyattributeshavebeenused
byhamandbaconmanufacturersfortheirsalt-curedproducts,andotherproductdevelopershave
usedhoneytoadjustthesaltinessoftheirsavoryproducts.
5.13.5 effects of honey on Frozen Dough
Several studies, accordingto theNational Honey Board,that have included honey asafunc-
tionalingredientinfrozenandnonfrozendoughsrevealedthefollowing:
AstudyattheUniversityofKentucky(1995)indicateshoneyat4%-6%(lourbasis)hasthefol-
lowingeffects:
Improvestherheologicalproperties
Protectsthedoughfromfreezingdamage
Improvesdoughstrength
Decreasesstaling
Hasadesirableeffectonthecrustandcrumbcoloroffrozendough
Increasesconsumeracceptability
Thus,manufacturersoffrozendoughwillbeneitintermsoftheshelflifeoftheproductsby
addingliquidordriedhoneytotheirproductformulations(Tongetal.2010).
A baking study, as shown in Table 5.10, indicated that freezing dough decreased its rheological
properties,buttheadditionof4%liquidordryhoneyincreasedtheresistancetotheextensionofthe
frozendough,improvingthestrengthofthedough.Thus,doughcontainingliquidhoneyshowed
anincreasedextendibilityandloafvolume(Figure5.2andTable5.11)comparedtodoughwithdry
honeyandmoresotodoughwithnoaddedingredients.
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