Name: Rico Panqué de Nuez
Prep time: 20 mins
Cook time: 40 mins
Yield: 10
Ingredients: 250 grams butter; 3/4 cups sugar; 1 1/2 cups flour; 3 teaspoons baking powder; 8 eggs, Separate 6 yolks and whites; 200 grams walnuts, chopped; 1 cup sugar, for the syrup; 1 cup water; 30 milliliters sherry