As I sit back relax
Steam a blunt, sip a Becks
Think about the sexy singers that I wanna sex
After a long day, Biggie smokes a blunt and sips his imported German beer and contemplates which celebrity singers he would love to fuck
Apart from clarifying that Becks is a German beer, your explanation isn’t needed for the other lines, it’s obvious what he means. I’d just highlight the sip a Beck part and explain it’s a beer.
The rest of your explanation is just you reiterating what’s already been said.