I'll second that about Speedster stoves. Just bought one a couple of weeks ago in an effort to try and lighten my long distance hiking load out a bit.If you don’t fancy making your own check out speedsterstoves.co.uk
He makes a whole range of small tin type alcohol burners that are both light and very well made.
View attachment 69037
I’ve got no affiliation to them but I’ve had a few and they work well and are professionally done.
You need an empty vaseline tin (one of those little ones).
Put some fibreglass mat in it (I took a little of the loft insulation). Then a bit of wire mesh over that and tucked into the tin.
A little meths stove that holds just enough meths to boil a 58 mug.
I use mine in a hexi stove.
Here's a picture, which I'm sure will explain it all far more...