Dealing with a clogged drain can be a real headache, I feel you. Besides plunging, you might want to give a drain snake or a drain cleaning solution a shot. They can often do wonders in breaking down the gunk that's causing the clog. Oh, and by the way, if you're interested in snagging some deals, you should definitely check out what's available for garbage disposals. You might find something handy for keeping those drains clear. Here's a link to some Black Friday deals:
https://bfads.deals/deals/garbage-disposal-black-friday/