To prevent a fermented smell in ginger paste, ensure you're using fresh ginger, sterilize your equipment, and store the paste properly in the refrigerator or freezer. Adding an acid like lemon juice can also help.
The fermented smell in ginger paste is usually caused by the growth of microorganisms like yeast and bacteria. These thrive in moist environments and can quickly spoil your ginger paste, especially if it's not stored correctly. Here's a step-by-step guide to prevent this:
Start with Fresh Ginger: Use only fresh, firm ginger roots. Avoid ginger that is soft, wrinkled, or has any signs of mold. Fresh ginger has natural antimicrobial properties that help inhibit spoilage.
Sterilize Equipment: Before making the paste, sterilize your blender or food processor, as well as any containers you'll be using for storage. Wash them thoroughly with hot, soapy water and then rinse with boiling water. This eliminates potential contaminants.
Add an Acid: Adding a natural preservative like lemon juice or vinegar can significantly extend the shelf life of your ginger paste. The acidity inhibits the growth of microorganisms. Use about 1-2 tablespoons of lemon juice per cup of ginger.
Proper Storage: Store the ginger paste in an airtight container in the refrigerator. For longer storage, freeze the paste in small portions (e.g., ice cube trays) and transfer the frozen cubes to a freezer bag. This allows you to use only what you need without thawing the entire batch.
Minimize Water: Use as little water as possible when grinding the ginger. Excess moisture promotes microbial growth. If needed, add just enough water to help the blender process the ginger.
Consider adding a pinch of salt to your ginger paste. Salt acts as a natural preservative and can further inhibit the growth of unwanted microorganisms, helping to keep your ginger paste fresh for longer.