Light activation of the same area, maybe so leg extentions to push that lactic acid out along with more fluids.
This.
what do you recommend for soreness days after a lift? My quads are still burning from lifting on Monday and I stretched yesterday.
If you're willing to do something a bit different in the gym, I find the below workout helpful for recover:
https://www.t-nation.com/workouts/neural-charge-training
but you have to treat it lightly, its not intended as a hard workout.