Producing Formula Wines Wines that require TTB formula approval are hitting grocery store and wine shop shelves: Sangria, Margarita wine, Pre-Bottled mulled wine, pumpkin spice wine, grape wine with natural flavor. These wines are “alcoholic beverages that use ingredient additions or processing alterations outside of the Standard of Identity (SOI) for wine.” The options surrounding […]
Off to the Races! Monitoring Malolactic Fermentation
Malolactic fermentation (MLF) is a common deacidification technique used to biologically convert malic acid retained in grapes and wine to lactic acid and carbon dioxide (Krieger 2005). MLF is conducted through proliferation of native lactic acid bacteria (LAB) or by inoculation of commercial LAB strains. The three existing genera of LAB in wine are Lactobacillus, […]
DG Winemaking Welcomes “Classifieds” for Regional Commercial Grapes and Wine Needs
Over the past year, requests for local and regional grapes, as well as many native and hybrid varieties, have been frequent. Regional grape shortages appear to be on the rise in many states, especially as the number of wineries without estate vineyards continues to grow. Coupled with seasonal variability – late season frosts, humid or […]
Petraea: It’s About Oak
New Year = SOPs, Monitor Wines, Inventory, and Oak While the New Year JUST happened, it’s already time to start planning for your next vintage. Lessons learned from 2018 are now behind us. There may be a few wines in tank that we’re less than happy with… others we’re eager to get to bottle (in […]
“Stop the Pop!” A Webinar on Avoiding Fermentations Post-Bottling
Fermentations in bottled wines is one of the most common complaints I receive from wineries. “I can’t believe that bottle popped. Who knows how it’s being stored.” “I opened a case of wine last week, and I saw all 12 corks were being pushed.” “Is there a more efficient way of re-bottling wines that have […]
Are Your Cellar’s Inert Gasses Floating Away?
Have you ever heard someone say, “Best case scenario: fill your wine tank with wine and eliminate headspace” as an answer to a question about how to best blanket wine with gas? If so, you’re not alone. When it comes to wine storage, headspace woes and the effects of dissolved oxygen (commonly abbreviated as DO) […]
