{"id":13916,"date":"2026-03-06T13:42:02","date_gmt":"2026-03-06T13:42:02","guid":{"rendered":"https:\/\/curated.winescurated.com\/?post_type=wcp_glossary&amp;p=13916"},"modified":"2026-03-06T13:42:02","modified_gmt":"2026-03-06T13:42:02","slug":"must","status":"publish","type":"wcp_glossary","link":"https:\/\/winescurated.com\/uk\/glossary\/must\/","title":{"rendered":"Must"},"content":{"rendered":"<p>Grape must refers to the freshly pressed, unfermented grape juice which contains the fruit&#8217;s skins, seeds and sometimes stems (collectively referred to as pomace). It is the first step in winemaking, which serves as the base for fermentation by yeast into alcohol. Its name is derived from the Latin phrase &#8220;vinum mustum&#8221;, which means &#8220;young wine&#8221;.<\/p>\n","protected":false},"author":4,"featured_media":0,"template":"","glossary_category":[113],"class_list":["post-13916","wcp_glossary","type-wcp_glossary","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is Must in Winemaking: Wine Terms Explained - Wines Curated<\/title>\n<meta name=\"description\" content=\"Grape must is defined as the freshly crushed grape juice, which contains the skins, stems and grape seeds.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/winescurated.com\/uk\/glossary\/must\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Must in Winemaking: Wine Terms Explained - 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