If you don't introduce him to the crock pot, and who could blame you! Give yourself a very short time line. perhaps 1 - 2 weeks, and diligently train him. If he becomes a model citizen, fine. But IF he ever so much as looks at you the wrong way after that, show him the axe. Good roosters...
I can understand your desire to keep him. But, once a rooster has become human aggressive it's hard to turn him around, though some roosters can be successfully rehabbed. You need to establish dominance over him. Search the threads: there is the "peg him to the ground" method. There is the...