Remove any visible debris from the drain opening
Pour boiling water slowly down the drain
Add baking soda into the drain
Pour vinegar into the drain
Let the mixture sit for 10 to 15 minutes
Flush the drain with hot water
Remove and clean the sink stopper or strainer
Use a drain brush or pipe cleaner to scrub inside the drain opening
Clean the drain flange and surrounding area with soap and water
Repeat the process if buildup remains
Use a plunger if the drain is still slow
Use a drain snake if there is a deeper clog
Avoid pouring grease, coffee grounds, or food scraps down the drain
Clean the drain regularly to prevent buildup