Introducing…MB’s Viognier 1/2-breed

PORTMB’sMONGREL

STYLE = PORT (Ruby-like)Varietal = Viognier

Appellation = 100% RRV

Trentadue Winery sellsa lovely viognier portthat I am using as a

model for my ViognierPort.

Alc= 18.5%

RS = 11%

TA = 0.5g/100ml

pH = 3.83

Grapes

• Viognier grapes are difficult to growand typically produce low yields.

• Trentadue uses grapes from theRussian River Appellation,specifically from Slusser Ranch

• Some other successful Viogniervineyards are in Santa Barbara, PasoRobles, & Sonoma.

Harvest at27-29 brix

Wholeclusterpress

Add“aguardente”to stopfermentation

Ferment to1/2 grapesugar

Add portwine yeast

Coldstainlesssteel for 8months

Filter

Bottle

Harvest at27-29 brix

Grapes areharvested with ahigh sugarcontent, half ofwhich will remainunfermented.

Port is very sweet!

Analyte- Sugar viarefractometer!

Grapes are crushed in whole clusters.Juice is in stainless steel tanks.

Analyte - Sugar via enzymatic

Wholeclusterpress

Analyte - Sugar!! The fermentation mustbe stopped while much sugar is left.

True ports ferment to 1/2 of the originalsugar in the juice.

Trentadue’s port has RS of 11%.Mine will have 8% RS like the port

produced by Bonny Doon because Iprefer it less sweet.

Add portwine yeast

Ferment to1/2 grapesugar

“Aguardente” is a distilledwine with high alcoholcontent (40%-80%).

Analyte- alcohol content of aguardenteand 1/2 fermented wine.

Final alcohol content is determined by thisstep!! Usually 18.5%

Add“aguardente”to stopfermentation

A short “reductive” aging.

Coldstainlesssteel for 8months

Microbes are dead due to high alcoholcontent, but we filter to make it pretty.

I will use a screw cap, so no cork QC.Analytes- Alcohol & RS for labeling.

Filter Bottle

MB’sMONGREL