Absolutely: you'll knead gnocchetti, culurgiones and seadas from scratch, hands in the dough from start to finish. It always ends with eating what you've made.
In most cases yes, if flagged at the time of booking: many experiences adapt to vegetarians and the most common intolerances.
From the 2-3 hours of a tasting to the 4-5 hours of a cooking class with lunch or dinner. The pace is relaxed: these are experiences designed for lingering at the table, not for rushing.