Sourdough Starter 4 cups warm water 4 cups flour 1 potato - peeled and quartered 1 pkg. dry yeast 5 Tbsp. sugar Pour the 4 cups warm water in a large mixing bowl. Then add the dry yeast, stir and let sit for a few minutes, add sugar and mix well with the whisk. Blend the flour gradually. In a crock jar, place the potato in the bottom and add the starter. Cover the jar with a towel and stir occasionally. Starter will be ready in about 12 hours. Sourdough Biscuits 1 pkg. dry yeast 1/3 cup oil 2 tsp. salt 2-1/2 Tbsp. baking powder 5-1/2 - Tbsp. sugar 2-1/2 - 3 cups flour 3 cups starter In a mixing bowl add starter and yeast. Mix well and let stand for a few minutes. Then add oil, salt, sugar and baking powder. Mix well with whisk. Gradually add flour to desired texture. Knead dough then roll onto floured surface about = inch thick. Cut with biscuit cutter and place in buttered Dutch oven or pan. Let rise until doubled in size. Cook at 350 in oven for 30 - 45 minutes or until biscuits are golden brown.