M A    C         
        R           
 U K        L      R
          K    T    
          A      M  
 M             A   I
   L I              
          T U  K    
        I          L

Code-Doku Joke

What has one horn and gives milk?

Place each of the letters of TRIAL MUCK exactly once in each row, column and 3×3 box. When you have completed the puzzle, the shaded squares will form the punch line of the joke read left to right, then top to bottom.

Difficulty: Challenging

Here is a print-friendly version of this puzzle.

 

Please send responses to my email address is mathrec at this domain

Thanks,
Steve