Sometimes dreaming of being thirsty lacks any symbolic meaning. Simply, it can be that you have such a physical demand and it is directly reflected in oneiric episodes. Nonetheless, if you discard this option, being thirsty and drinking water often means you have satisfied a pressing need.
If instead of water you drink wine or spirits, it is a sign of joy, enthusiasm, and creativity.
To drink from a cup made of glass announces disclosed secrets; from a beautiful container, releasing a weight and tranquility. A sweet drink promises happiness, while bitter, mild discomfort. Drinking fresh water indicates happiness, but warm water announces an emerging disease.... The Big Dictionary of Dreams
To dream of being in a vast brewing establishment, means unjust persecution by public officials, but you will eventually prove your innocence and will rise far above your persecutors. Brewing in any way in your dreams, denotes anxiety at the outset, but usually ends in profit and satisfaction. ... Ten Thousand Dream Interpretation
Dreaming about brewing may indicate the need to rise above your circumstances, like the bubbles in the wine.
Temporary anxiety over a situation that will have a successful outcome.
The blending of ideas (e.g., the ingredients) from two different facets of life.
For example, mingling the spiritual with the mundane effectively.
Waiting for a beverage to mature symbolizes the personal development that comes only with time and patience. You cannot rush this process without damaging the quality of learning.... The Language of Dreams