Key lime pound cake

* Ingredients:

° 5 eggs, separated

° 1 cup unsalted butter, soft

° 3/4 cup sugar

° 2 tsp.Vanilla extract

° 3 1 1/2 cups all-purpose flour

Preparation:

Preheat oven to 180 ºC .

Butter a 20 10 cm loaf pan.

In a pot, whisking egg whites until stiffing . Reserving .