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Wine Wizard

How do I really know that my juice is Syrah, and are there Syrahs that don’t have that deep purple color?

You say you have a Syrah that is not purple, and how do you know it’s Syrah? To address your second question first, I would say you really have to trust your


I am new to homemade winemaking and I want to begin making Port-style wines.

Welcome to the wonderful world of fortified winemaking! Making Port-style dessert wines is really fun. One of the side benefits of making these types of wines is that fortified wines are typically


I recently bottled a batch of Cabernet Sauvignon, which tastes fine but has an off odor.

I wish I could help you out with your off-odor issue a little bit more than I think I’ll be able to. Because you didn’t include many details about what your off


Are there any fruits that are taboo in country winemaking? What tests should I do to ensure nobody becomes ill from my country wines?

I wouldn’t worry too much about anyone getting sick from your wines as long as the water you use is clean and the alcohol is above 10%. As a professor of enology


How do you know if it’s too late to add MLF?

Before you set about making any major changes to this wine, make sure that when you taste you are not tasting a sample that has a lot of dissolved carbon dioxide gas


What is the film forming inside my bottles?

I am making wine from my own grapes in Alpine, California and have noticed that occasionally a light film forms on the inside of some bottles. I am very meticulous about keeping


Can I recondition old corks?

I have a number of novelty corks I brought back from Europe in 1960. They haven’t been used since then, so they are quite dry. Can anyone tell me if there is


Can I Reduce Tannins in a Wine Kit Without Aging?

It seems to me like your Carmenère is a candidate for one of the “Wine Wizard’s” cheapest, easiest and most favorite ways to improve a tannic wine; egg white fining! What could


Can I Salvage an Oak Barrel if I Burned a Sulfur Stick While the Barrel Was Wet?

I think your barrels should be salvageable. Since you fished out the sulfur stick and are aware that you might have some residual sulfurous acid hanging about, you’ve already won half the


The MLF manufacturer’s instructions say the wine should be less than 15 ppm. Isn’t that risking spoilage?

Since you don’t mention whether the 15 ppm is free or total SO2, it’s tough for me to refer specifically to either the instructions or your protocol. However, I routinely add up


Is the salmonella (commonly associated with eggs) a problem to consider when fining with egg whites?

Egg whites are an ancient, traditional and natural additive and are sometimes used to pull excessive tannins out of wine in a gentle treatment process known as “fining.” Practiced for centuries all


Egg White Fining, Malolactic Levels: Wine Wizard

Is the salmonella (commonly associated with eggs) a problem to consider when fining with egg whites? Bob McKee Tucker, Georgia Egg whites are an ancient, traditional and natural additive and are sometimes


Would you recommend using dry ice to control the temperature of must?

Dry ice can be a tremendous help for small-lot winemakers in the grape or must stage. Dry ice is really just frozen carbon dioxide gas and will cool the air (or liquid)


Is this a sure way of determining that the barrel is infected?

First off, one should never burn a sulfur wick in a wet barrel; only do this (which releases the antimicrobial SO2 gas, which we want) when your barrel is well dried-out. This


Testing Wine Barrels, Dry Ice: Wine Wizard

  Wine barrel testing My barrels are American oak, repeatedly used for wine, and about five years old. When empty, I fill them with water containing a strong solution of potassium metabisulfite


Using Eggs Whites To Fine White Wine

For readers who don’t know, adding a solution of egg whites to wine does a nice job of pulling out excess tannins and phenolics that might cause your wine to be overly


Can you make wine out of anything?

A dear professor of mine in the Department of Viticulture and Enology at University of California at Davis used to say, while pointing down at his wooden podium, “Technically, you can ferment


Pectic Enzymes and Sulfite

Here’s a simple rule of thumb to keep handy when using any kind of enzyme in winemaking. Enzymes are proteins and proteins don’t mix well with bentonite or with sulfur dioxide. Always


I’ve even heard of dandelion wine and wine made from grass clippings — can you make wine out of anything?

Dear Wine Wizard, Though most of us think “grapes” when we think wine, I live in Michigan and can’t help but notice that wineries out here make wine out of a lot


Perhaps you could share your wisdom with me and offer some essential winemaking rules?

Hmm . . . this is a good question and one that more people should ask when getting into a hobby. It also serves as a natural follow-up to my previous mistakes


What are your top five rookie mistakes to avoid in winemaking?

That’s a great request. Sometimes I forget to really distill what I believe when it comes to fine winemaking. Just like anything in life, having a concentrated, bullet-pointed list of the essence


I really want to filter my Chardonnay like the big wineries do. Are there small-scale filters for people who only make a barrel of wine?

Wine Wizard replies: Absolutely. There are an increasing number of filters out there for the small-scale producer. From rough filters that’ll just knock out large, visible particles all the way down to


I’ve heard that a lot of wineries are using ozone for their sanitation programs…

Wine Wizard replies: Though ozone is an excellent tool for winery sanitation, the short answer is that unless you’ve got over fifty barrels of wine and sell it for a living, you


My thought is since I am in the TA range for a red wine, although at the low end, I am going to inoculate without any acid additions…

The Acid Test I crushed and sulfited my Cab grapes. In doing the initial tests I got the following readings. Brix was 23.5 (+.22 temp correction) = 23.7, S.G. 1.099 (+.013 temp


We just blended a 55-gal. (210-L) oak barrel with a blend of 60% Zinfindel and 40% Merlot…

The Zin of Blending Since I can’t taste your wine and so don’t know the profile of each individual component, it’s hard to give you “the right” answer. And I would hazard