Home » Recipes » Ruisleipa (Sour Rye Bread) Suggestions? Ruisleipa (Sour Rye Bread) - Recipe Cost Cost information for the following is not included. Normally this is because the quantity or ingredient is unknown 1/2 c. Sour bread starter 2 c. Hot water of potato water Ingredients Per Serving Qty Common Price Price per Serving 3Â 1/2 c. Rye flour 1 3/4 cups $9.95 per 3 pounds $1.31 1 pkt Active dry yeast 1/2 pkg $8.79 per 4 ounces $0.27 2 tsp Salt 1 teaspoon $2.91 per 16 ounces $0.04 3Â 1/2 c. Sifted white flour 1 3/4 cups $2.99 per 5 pounds $0.29 Total per Serving $1.90 Total Recipe $3.81 Please Log In or Sign Up to edit Recipe Cost info Email Recipe Cost Send To Message (if any) or Close