Which fast-food burger had the slogan "Keep the hot side hot, and the cool side cool"?
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The 1980s burger wars were brutal. Fast-food chains kept one-upping each other with bigger patties, special sauces, and increasingly elaborate gimmicks. Somewhere in the middle of all that competition, a dual-compartment container hit the market with a promise to keep the hot ingredients separate from the cold ones until you were ready to eat. Which '80s fast-food item had the slogan "Keep the hot side hot, and the cool side cool"?
