Breathe and Stop

Me, Myself & I Fat Joe
It's a play on 'Sandy Koufax', who pitched for the Dodgers in the 1960s. -- the co-sacks is the joke, like as in 'pitching sacks of cocaine'.
Joeseph is saying he will deminstrate how a gun (iron) is properly carried (slung)
Sell cocaine to Pablo Escobar who was once the top of the cocaine trade
Probably that he is often found in the kitchen cooking drugs, or that he is often found stoned in the kitchen cooking munchies, i.e. top ramen noodles. :)