2 c. cornstarch
1 c. salt
1 tbsp. shortening
1 1/2 c. water

Mix and cook over low heat until mixture leaves edge of pan. Remove from heat. Stir in 1/2 tablespoon oil of wintergreen (if desired). May use salad oil if you don't like the smell of wintergreen. Knead until smooth. Store in plastic bag or container at room temperature food coloring may be added and kneaded in if desired.