Yellow Angel Food
["11 egg yolks, slightly beaten", "1/2 c. boiling water", "1 c. sugar", "1 2/3 c. cake flour", "1/4 tsp. salt", "2 Tbsp. lemon juice or 1 tsp. lemon extract"]
["Beat eggs yolks and slowly add boiling water.", "Beat until eggs stand in peaks.", "Fold in sugar, sifted 4 times.", "Add flour, sifted 4 times, then salt and lemon juice or extract.", "Bake 30 to 35 minutes at 375\u00b0 in angel food cake pan."]
["egg yolks", "boiling water", "sugar", "cake flour", "salt", "lemon juice"]