Ginger Bug

A ginger bug is a wild-fermented starter made from fresh ginger, sugar, and water. It captures the wild yeast on the ginger skin and creates a naturally carbonated culture you can use to brew ginger beer, ginger ale, or fermented sodas. Think of it as sourdough starter for beverages.

What You Need

• 2 tbsp fresh ginger, grated (with skin — the yeast lives there)
• 2 tbsp cane sugar
• 2 cups filtered water
• Additional ginger and sugar for daily feedings

Method

1. Combine grated ginger, sugar, and water in a clean pint jar. Stir vigorously to dissolve.
2. Cover loosely with a cloth. Leave at room temperature.
3. Each day for 5–7 days: add 1 tbsp fresh grated ginger and 1 tbsp sugar. Stir well twice a day.
4. The bug is ready when it's bubbly, fizzy when you stir it, and smells pleasantly yeasty and gingery.
5. Use ¼ cup of ginger bug per quart of sweetened tea or juice to brew naturally carbonated sodas.

Tips & Notes

• Organic ginger is ideal — the skin may have been treated on conventional ginger.
• Active ginger bug looks like a snow globe when you stir it — lots of visible bubbles rising.
• Store in the refrigerator once established, feeding once a week to maintain.

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