Notes on usage about food.

comer – to eat, dine (usually used for lunch)

como – I eat lunch (implied)

comeremos a la una – we’ll have lunch at one

almorzar – to eat lunch (more formal)
cenar – to eat supper, dinner

ceno – I eat supper/dinner

aprovechar – to make good use of, profit from

¡Que aproveche! – enjoy your meal!

apetecer – to feel like, fancy

¿qué os apetece tomar? – what would you_(pl) like?