Serves4 to 6 (first course or light main course)
                    
                
                
                    
                        
                            - Active time:25 min
 
                        
                            - Start to finish:25 min
 
                        
                    
                
             
            
            
                
                
                
    
      
          
          
          
              
              
              
          
          
          
          
          
              
              
              May 2005
            
          
          
      
  
                
                
            
            
            
            
            
            
            
                
                    
                    
                    
                        
                            
                            
                            
                                
                                    
                                        - 
                                            1 1/2
                                            cups
                                            chilled Clamato juice, or 1 cup tomato juice and 1/2 cup bottled clam juice
                                            
                                        
 
                                    
                                        - 
                                            1/4
                                            cup
                                            ketchup
                                            
                                        
 
                                    
                                        - 
                                            1/4
                                            cup
                                            fresh lime juice
                                            
                                        
 
                                    
                                        - 
                                            1
                                            teaspoon
                                            hot sauce such as Tabasco
                                            
                                        
 
                                    
                                        - 
                                            1
                                            teaspoon
                                            salt, or to taste
                                            
                                        
 
                                    
                                        - 
                                            1/2
                                            cup
                                            finely chopped white onion
                                            
                                        
 
                                    
                                        - 
                                            1/4
                                            cup
                                            chopped fresh cilantro
                                            
                                        
 
                                    
                                        - 
                                            1
                                            
                                            firm-ripe California avocado, peeled, pitted, and cut into small chunks
                                            
                                        
 
                                    
                                        - 
                                            1/2
                                            lb
                                            fresh lump crabmeat (1 cup), picked over
                                            
                                        
 
                                    
                                        - 
                                            1/4
                                            lb
                                            cooked baby shrimp
                                            
                                        
 
                                    
                                
                            
                         
                    
                 
            
            
            
            
            
                
            
            
            
            
                
                    
                    
                    
                        
                            
                                
                                
                                
                                    
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Stir together Clamato juice, ketchup, lime juice, hot sauce, salt, onion, and cilantro in a large bowl, then gently stir in avocado, crabmeat, and shrimp. Spoon into 6- or 8-ounce glasses or cups.