Italian Almond Cake - cooking recipe

Ingredients

10 oz. unpeeled almonds (approximately 2 c.)
1 to 1 1/3 c. granulated sugar
8 egg whites
1/2 tsp. or less salt
peel of 1 lemon (zest with white pith)
6 Tbsp. flour

Preparation

You will need an 8 or 9-inch spring-form pan, buttered.