By changing one letter at a time to form different English words, and leaving all other letters in their original positions, convert BREAD into CRUST in seven (or fewer) steps. Good luck!

B R E A D
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C R U S T

Here is a six-step SOLUTION.

A SIX-STEP SOLUTION:

BREAD > BREED > CREED > CREEL > CRUEL > CRUET > CRUST
Did you come up with a different series of words? Please share your solution in the comments. Thanks!