When I weaned my two I gradually made their food more lumpy so they got use to chewing and made sure it was soft enough to eat. I also cut up food, which they can chew, into bite size pieces. The more teeth that they got the More variety was introduced.
@infant.nutritionist on Instagram is great!
Have a look at the resources goggle Oxleas parent online starting solids there is also a how to deal with chocking video. The gag reflex works to stop chocking can they both sit up unaided?
Yes they can both sit confidently and i am first aid trained, im just freaking out abit i think!