Approximate Measurements

1 lemon = 3 tablespoons juice
1 lemon = 1 teaspoon grated peel
1 orange = 1/3 cup juice
1 orange = 2 teaspoons grated peel
1 pound unshelled walnuts = 1-1/2 to 1-3/4 cups shelled
1 pound unshelled almonds = 3/4 to 1 cup shelled
8 to 10 egg whites = 1 cup
12 to 14 egg yolk = 1 cup