Mimosa Cake with Lemon Butter Cream Frosting

Directions

1. 1

   1 1/4 c Sifted cake flour 1 1/2 c Sugar 10 Egg whites 1 1/2 ts Cream of tartar 1/4 ts Salt 4 Egg yolks 1 ts Grated lemon rind 1 ts Vanilla 1

2. 2

   Preheat oven to 375

3. 3

   Sift flour and 1/2 cup of the sugar onto wax paper

4. 4

   set aside

5. 5

   Beat egg whites, cream of tartar and salt in a large bowl with electric mixer at high speed until foamy

6. 6

   Beat in remaining 1 cup sugar, 1 tablespoon at a time, until meringue forms soft peaks

7. 7

   Fold flour mixture into meringue, one-third at a time, until completely blended

8. 8

   Beat egg yolks in a small bowl with electric mixer at high speed until thick and lemon colored