Khlebny Kvas (Kvass) - cooking recipe

Ingredients

1 lb rye bread, freshly made
2 tablespoons brewer's yeast
1 1/2 cups white sugar or 1 1/2 cups brown sugar
1 teaspoon mint leaf
6 tablespoons raisins

Preparation

Slice bread and toast in the oven. Place in a large pan and cover with 4 1/2 qts boiling water.
Cover and leave to soak for 24 hours. Add yeast, sugar and the mint, stir well and leave to ferment in a warm place for 10-12 hours.
Strain everything through a fine mesh strainer or cheesecloth. Pour into bottles, add the raisins equally and seal well.
Leave to chill and rest for 4 days then use as soon as possible.