Lemon Pie - cooking recipe

Ingredients

1/3 c. cornstarch
1 1/4 c. sugar
1/4 tsp. salt
1 1/2 c. boiling water
3 eggs, separated
1/3 c. strained lemon juice
2 Tbsp. butter
1/2 tsp. grated lemon rind

Preparation

Stir well; cool before putting in pie shell.