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Everlasting Yeast (Sour Dough Starter)

When I was a young housewife in Indiana many, many, years ago, a late family friend shared this recipe for a delicious sour dough bread starter using mashed potatoes. Can be used to make great sour dough bread!
Author Grandma Linda - pioneerthinking.com

Ingredients

  • 1 cup mashed potatoes
  • 1 tbsp salt
  • 3 tbsp sugar
  • 3 cups lukewarm water 98 degrees
  • 1 yeast cake broken
  • 1 tsp ginger (the first time you make this)

Instructions

  1. Mix together and allow to stand for 3 days before using.
  2. Feed with the following every 3 to 5 days:

    3 tablespoons instant potato flakes

    3/4 cup sugar

    1 cup warm water

    Let sit out all day or night, then refrigerate.

    Note: When you feed the dough, don't repeat the starter ingredients.