DIY-er here. I recently removed some wall tiles in my kitchen with the intention of putting new ones up. I painted on an acrylic primer (BAL) but i've realised the wall is a little out of even in places.

I'd like to straighten it up with some fresh plaster but i'm not sure about the impact of the primer. Good to go with some PVA?

Thanks in advance.

I am no expert but I think that my plasterer would apply Feb Blue Grit, readily available from builders merchants & online searching.

Blue grit is the way to go to ensure a good bond with plaster to wall. Is it not easier just to trowel up deeper grooves in the tile adhesive to get it level when the tiles are applied..

yeah, i agree with you. its only a backsplash area so using a 10mm notch trowel on the wall and on the back of te tile and youl be able to pull the tiles out plumb an flat