Flautas de Papa con Milanesa
chicken or beef cutlets • all-purpose flour (30 grams) • plain breadcrumbs (50 grams) • large egg, beaten with a pinch of salt • warm corn tortillas, preferably fresh • medium potatoes, cooked and peeled • lettuce, washed, disinfected, and shredded • tomato, sliced • onion, sliced • Mexican crema or sour cream • enough oil for frying • onion powder with salt, to taste •