Ingredients with Measurements:
- 2 medium sweet potatoes, peeled and chopped
- 1 cup of uncooked rice koji
- 4 cups of water
- 1/4 cup of sugar
- 1/4 teaspoon of salt
Special equipment needed:
- Blender or food processor
- Large pot
- Cheesecloth or nut milk bag
- Thermometer
Step-by-step instructions:
1. In a large pot, bring the chopped sweet potatoes and water to a boil. Reduce heat and simmer until the sweet potatoes are soft, about 15-20 minutes.
2. Using a blender or food processor, puree the sweet potatoes until smooth.
3. Return the sweet potato puree to the pot and add the rice koji. Stir well to combine.
4. Heat the mixture over low heat, stirring constantly, until the temperature reaches 140°F.
5. Turn off the heat and cover the pot with a lid. Wrap the pot with a thick towel or blanket to keep it warm.
6. Let the mixture sit for 8-12 hours, or until it thickens and becomes slightly sweet.
7. Once the mixture has thickened, strain it through a cheesecloth or nut milk bag into a clean pot.
8. Add sugar and salt to the pot and stir well to combine.
9. Heat the mixture over low heat, stirring constantly, until the temperature reaches 140°F.
10. Turn off the heat and let the mixture cool to room temperature.
11. Transfer the sweet potato amazake to a clean glass jar or container and refrigerate for at least 2 hours before serving.
- Time:
Preparation time: 30 minutes
- Cooking time: 15-20 minutes
Temperature:
- 140°F
Serving size:
- Makes about 4 cups
Nutritional information:
- Calories: 120 per 1/2 cup serving
- Fat: 0.5g
- Carbohydrates: 27g
- Protein: 2g
- Fiber: 2g
Substitutions for ingredients:
- Brown rice koji can be used instead of white rice koji.
- Maple syrup or honey can be used instead of sugar.
- Regular potatoes can be used instead of sweet potatoes.
Variations:
- Add cinnamon or nutmeg for a spiced flavor.
- Use pumpkin puree instead of sweet potato puree.
- Add vanilla extract for a sweeter flavor.
Tips and tricks:
- Make sure to keep the mixture at a consistent temperature of 140°F for the entire fermentation process.
- Use a thermometer to ensure the correct temperature is reached.
- The longer the mixture ferments, the sweeter it will become.
Storage instructions:
- Store in an airtight container in the refrigerator for up to 1 week.
Reheating instructions:
- Serve cold or gently heat in a saucepan over low heat.
Presentation ideas:
- Serve in small bowls or glasses.
- Top with chopped nuts or fresh fruit.
Garnishes:
- Chopped nuts
- Fresh fruit
- Whipped cream
Pairings:
- Serve as a dessert or snack.
Suggested side dishes:
- None needed.
Troubleshooting advice:
- If the mixture doesn't thicken after 12 hours, let it sit for a few more hours until it thickens.
Food safety advice:
- Make sure all equipment and containers are clean before starting.
- Keep the mixture at a consistent temperature of 140°F to prevent bacteria growth.
Food history:
- Amazake is a traditional Japanese fermented rice drink that dates back to the 8th century.
Flavor profiles:
- Sweet, slightly tangy, and creamy.
Serving suggestions:
- Serve as a dessert or snack.
Related Categories
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Region: Japanese
Taste: Sweet, Creamy, Nutty, Savory, Caramelized