My DD1 is VERY picky, so its usually very basic stuff.
Home made spagetti
Boiled eggs, boiled potatoes, & cheese sticks. Sometimes they'll have other salad stuff too.
Continental packet pasta's with tinned tuna & vegies mixed through.
Toasted cheese & avocado sandwiches.
Nuggets & chips in the oven.
Hokkien noodle stir fry.