Carl's Jr Add an Egg — Secret Menu Hack

Carl's Jr Add an Egg is one of the simplest and most rewarding hacks on the Carl's Jr secret menu: you add a scrambled (or fried) egg to any burger. The egg brings a soft, rich creaminess that plays beautifully against a charbroiled patty — a trick borrowed from diner-style and Southeast Asian burgers alike. If you've never tried an egg on a burger, Carl's Jr Add an Egg is an easy, low-cost way to level up a familiar order.

To order Carl's Jr Add an Egg, just pick any burger and ask to add an egg. Since Carl's Jr serves breakfast, egg availability is usually good, though it can depend on the time of day at some locations. You pay the price of your chosen burger plus a small add-on charge for the egg, so there's no single fixed price for this hack.

Carl's Jr Add an Egg at a glance

_{Unofficial customization; egg availability may depend on time of day. Price and availability vary by location. Calories not officially listed.}

How to order Add an Egg

Choose your burger — a Famous Star or Western Bacon Cheeseburger works great — and say "add an egg." If you have a preference, specify scrambled or fried. Because eggs are a breakfast staple, ordering during or near breakfast hours improves availability at some locations.

Is Add an Egg worth it?

If you enjoy rich, indulgent burgers, yes — the egg adds moisture and a savory depth for just a small upcharge. It pairs especially well with bacon and cheese builds. It's a great, low-risk way to make a standard burger feel special.