Butterhorns
["1 pkg. dry yeast", "1 Tbsp. sugar", "1/4 c. lukewarm water", "2 c. flour, sifted", "1/2 tsp. salt", "1/2 c. butter", "1/4 c. shortening", "2 egg yolks", "2 egg whites", "1/2 c. sugar"]
["Blend the yeast, 1 tablespoon sugar and lukewarm water together in a small bowl; set aside.", "Combine the sifted flour, salt, butter and shortening in a large mixing bowl.", "Cut butter and shortening into the flour and salt mixture with a pastry blender.", "Beat the egg yolks slightly with a fork; add to flour mixture, along with yeast mixture.", "Mix well.", "Beat the egg whites until foamy.", "Begin adding 1/2 cup sugar very gradually; beat until mixture holds a stiff peak."]
["yeast", "sugar", "water", "flour", "salt", "butter", "shortening", "egg yolks", "egg whites", "sugar"]