apWhat's not to love about In-N-Out's Animal Style Fries? As if french fries weren't tempting enough on their own, this not-so-secret menu item tops a handful of fries with gooey cheese, deeply caramelized onions, and tangy spread. Watch the video to see how to make our take on this decadent dish.pbr ppbr br Animal Style Friesbr Inspired by In-N-Out Burgerapbr Ingredientsbr ollibr bFor the secret spreadb:brbr 12 cup mayonnaisebrbr 12 cup ketchupbrbr 2 tablespoons dill pickles, finely choppedbrbr 1 teaspoon yellow mustardbrbr 12 teaspoon saltbrbr 12 teaspoon ground pepperbrbr 12 teaspoon sugarbrbr 1 teaspoon apple cider vinegarliolbr ollibr bFor the animal style friesb:brbr 1 cup cooked french friesabrbr 12 onion, dicedbrbr 1 teaspoon vegetable oilbrbr 2 slices American cheeseliolbr Directionsbr br olbr libr Make the secret spread: Mix together the mayonnaise, ketchup, dill pickles, yellow mustard, salt, pepper, sugar, and apple cider vinegar.libr libr Make the Animal Style Fries: Add oil and diced onions to a sauté pan set over medium-high heat. Cook, stirring occasionally, until deeply caramelized.libr liAdd slices of cheese directly over hot french fries, and top with caramelized onions and a squeeze of the secret sauce.