Definition of secret sauce
1 : a sauce that adds an important element to a dish and that has ingredients which are typically kept secret A frank of beef, pork, and veal … is split lengthwise, coated with secret sauce, and cooked on a grill. — Jane and Michael Stern —called also special sauce
2 : an element, quality, ability, or practice that makes something or someone successful or distinctive If leadership has a secret sauce, it may well be humility. A humble boss understands that there are things he doesn't know. — The Economist —called also special sauce
First Known Use of secret sauce
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