Homemade Animal Style Fries with Special Sauce and Caramelized Onions - Taste Like Magic

Ingredients

• 1/2 cup mayonnaise, creamy and rich
• 2 tablespoons ketchup
• 1/2 tablespoon rice vinegar or white vinegar, for tanginess
• 2 tablespoons sweet relish
• 1 tablespoon sugar, to balance the flavors
• 1/2 tablespoon chili flakes (optional, for those who enjoy a kick)
• 1/2 bag frozen french fries, your favorite brand
• Cheddar cheese or American cheese slices, for that perfect melt
• 2 onions, finely diced
• 2 tablespoons butter
• 1 tablespoon neutral oil (like vegetable or canola)
• 1/2 teaspoon salt