The base of Thousand Island dressing is mayonnaise and ketchup, to which most hounds add pickle relish or chopped sweet pickles. pikawicca sticks to her mother's formula: twice as much mayo as ketchup, with sweet pickle relish to taste. "Keep it simple," she counsels. Others add their own twists.
Some like to include a bit of spice. A little shot of Tabasco is "[n]ot exactly detectable, but makes a big difference," thinks monfrancisco. blue room mixes mayo and ketchup "until it is the right color pink," then adds chili powder. "Excellent on a wedge of plain light green lettuce," she says.
Photograph of CHOW's Thousand Island Dressing by Chris Rochelle / CHOW.com