Lemon Pie
["3/4 c. plus 1 Tbsp. flour (divided)", "1/4 tsp. salt", "1/4 c. margarine (divided)", "1/4 c. plain low-fat yogurt", "4 eggs, separated", "1/2 c. granulated sugar", "3 Tbsp. lemon juice", "1 c. evaporated skim milk", "1 tsp. grated lemon peel"]
["In a bowl, combine 3/4 cup flour and salt with pastry blender or two knives.", "Cut in 3 tablespoons margarine until mixture resembles coarse meal. Add yogurt and mix thoroughly.", "Form dough into ball and refrigerate at least 1 hour."]
["flour", "salt", "margarine", "yogurt", "eggs", "sugar", "lemon juice", "milk"]