Nonna Romana'S Best Amaretti
["8 oz. (1 1/2 c.) whole blanched almonds", "1 1/4 c. sugar", "2 Tbsp. egg white (from 1 large egg)", "1 to 2 tsp. water", "whole almonds (for decoration)"]
["Set racks in upper and lower third of oven.", "Line cookie sheets with parchment paper."]
["almonds", "sugar", "egg white", "water", "almonds"]