If u avail composition then u cannot make interstate supply also no itc also keep turnover under 1.5 cr pan based and rate 5% of turnover if u go with regular u can collect gst from customers and can make inter state supply also no limit of 1.5 cr to be complied
In case of restaurant both composition scheme and normal attracts 5% GST without ITC. But in composition scheme you cannot collect GST from customer and if you opt for normal registration then you can charge GST in bill and collect from customer.