tortilla
/toɾˈtiʝa/ · B2 · noun · f
omelet
🍳🫓 tortilla = torta (cake) + -illa (little) → little cake, a flat round
From Spanish torta, 'round flat cake', plus the diminutive -illa. In Spain it names the egg-and-potato omelette; in Mexico it names the flatbread. Both are round and flat, like a little cake.