Sonic Signature Sauce is a condiment that was introduced by Sonic in 2018. It is a blend of Sonics honey mustard and barbecue sauces, and is sweet, smoky, and savory in taste. The sauce is yellow/orange in color and is best eaten with crispy tenders, or used as a dipping sauce for other snacks and sides. The sauce is also versatile and can be added to burgers, hot dogs, coney, slinger, sandwiches, and other dishes. Sonic Signature Sauce is a simple blend of Sonic’s honey mustard and BBQ sauce, and is equal parts BBQ sauce and honey mustard. The sauce has a rich and umami taste, and is very sweet with some smoky and spicy flavors. If you are interested in the nutritional content of this sauce, it contains 100 calories, 6g of fat, 1g of saturated fat, 0g of trans fat, and 5mg of cholesterol.