Gather the ingredients so that you have everything close at hand on the counter or table.
In a medium saucepan, combine 10.5 oz condensed tomato soup, 1/3 cup vegetable oil, 1/3 cup granulated sugar,1/4 cup corn syrup, and 1/4 cup red wine vinegar. Whisk to combine.
Next, add 3 tablespoons dried minced onion, 1 tablespoon minced garlic, 2 teaspoons prepared horseradish, 1 teaspoon yellow mustard, 1/2 teaspoon paprika, 1/2 teaspoon seasoned salt, and 1/2 teaspoon freshly ground black pepperto the dressing. Stir to combine.
Place saucepan over medium heat and bring mixture to a boil. Reduce heat and continue to lightly boil for 2-3 minutes, stirring occasionally.
Remove from heat and allow to cool. Once cool, transfer dressing to a glass cruet bottle or pint jar. Cover with a lid and refrigerate for at least 8 hours before using to allow the ingredients to meld.
Use with your favorite green salad. Store in refrigerator for up to 4 weeks. This recipe will make 14 oz and will serve approximately 8-10 people.