Probably the most popular burger variation at
In-N-Out is the vaunted
"Animal Style" which is a burger of your choice with hand-leafed lettuce, tomatoes slices, a beef patty (or two or three) with mustard seared in during grilling, pickles, extra spread (thousand island), and grilled onions. Pictured above is a In-N-Out Hamburger Animal Style which comes in at a reasonable
$1.75.