Vinegar Pie - cooking recipe

Ingredients

1 1/2 c. sugar
3 Tbsp. cornstarch
1 1/2 c. hot water
1/4 tsp. cream of tartar
4 or 5 Tbsp. vinegar
1 Tbsp. oleo
2 eggs, separated
1 (8-inch) baked pie shell

Preparation

Mix 1 1/4 cups sugar and cornstarch in a saucepan.
Stir in water, vinegar, and butter.
Cook over medium heat, stirring constantly until thick.
Remove from heat.
In a small dish, beat egg yolks into a small amount of mixture, then add this back to the saucepan.
Return to heat and cook 3 minutes more.
Pour into the pie shell.
Cool.
In a medium bowl, beat egg whites with cream of tartar; gradually add the other 1/4 cup sugar.
Beat until stiff. Spread over pie and bake at 350\u00b0 for 10 to 15 minutes.