If you are currently teaching at a school, at an adult education centre, or at a higher education centre in a European country (except Spain) you can apply for an Erasmus+ grant to take a course in Tía Tula Spanish School, within Key Action 1: Learning Mobility of Individuals:
KA1 Mobility project for school staff
KA1 Mobility project for adult education staff
KA1 Mobility project for higher education students and staff
Specifically, it would be the participation in an estructured course in a foreign country. Course fees, transport, food, accommodation, and organisation, preparation and monitoring expenses can be covered by the grant. There are also funds aimed at participants with special needs.