1 cup cornstarch
1 scant cup sugar (more than ¾, but less then 1)
2 teaspoons powdered alum
Mix above together with just enough water to dissolve the ingredients. Then add 6 quarts of rolling boiling water, stirring constantly. This paste can be stored in an air-tight container for some time.
(This is an old, old vintage recipe from an old cookbook I have and is attributed to Mrs. Leota Gregory)
