|  | 12 eggs, separated, at room temperature | 
                      
                      
                      
                        
                          |  | ½ teaspoon cream of tartar | 
                      
                      
                      
                        
                          |  | 1 – 2 medium size cherimoyas (1 lb 9 oz aprox.), peeled, seeded and cut into small pieces | 
                      
                      
                      
                        
                          |  | 2 cups cold heavy cream, to prepare the chantilly | 
                      
                      
                      
                        
                          |  | 3 tablespoons confectioner´s sugar, to prepare the chantilly | 
                      
                      
                      
                        
                          |  | Slivered toasted almonds, for decoration |