The first character identifies the customer's sandwich (or salad) choice, from A to Z. The second character, a number identifies the customer's choice for fries or hash browns. Drink is identified with two characters, indicating size and type. Finally, a dessert choice is identified with a number.

Sandwich	Fries	Drink Size	Drink Type	Dessert
A - hamburger	1 - small	a - small	a - water	1. Pie
B - cheeseburger	2 -  medium	b - medium	b - coke	2. Sundae
C - double cheeseburger	3 - large	c - large	c - diet coke	3. McFlurry
D - McNuggets 6	4 - supersize	d - supersize	d - sprite	4. Chip Cookies
E - McNuggets 9	5 - hash browns		e - hi C	5. Cone

For example, A Chicken McGrill Sandwich, with a large order of fries, a large Dr. Pepper, and an apple pie could be known as I4dg2.
A double Quarter Pounder, with no fries, a small strawberry shake and no dessert would be a M0bk0.

• US menu

• Zeros indicate when an item set is not ordered.

• Breakfast items replace the Sandwich items during morning hours.

• McNugget sauce choices are made at the cash register.

• McDonald's does not sell onion rings.