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Viral Tiktok French Onion Soup Potatoes Recipe

These viral Tiktok French Onion Soup Potatoes blend the comforting richness of French onion soup with crispy roasted potato slices, delivering a decadent dish layered with caramelized onions and melted Gruyere. This recipe has captured attention online for its bold flavors and visual appeal, making it a hit at dinner parties or as an indulgent side.
Prep Time 1 hour 30 minutes
Cook Time 2 hours
Course Soup
Cuisine French Inspired

Equipment

  • Large skillet
  • Medium saucepan
  • Half-sheet baking pan
  • Knife and cutting board

Ingredients
  

For the Caramelized Onions:

  • 2 white onions thinly sliced
  • 2 cups dry white wine
  • 2 tablespoons neutral oil like olive oil
  • Kosher salt to taste
  • Freshly ground black pepper to taste

For the Potatoes:

  • 6 medium yellow or red potatoes sliced into ½-inch rounds
  • 2–3 tablespoons neutral oil
  • 2 teaspoons beef bouillon paste or beef stock as an alternative
  • 1 tablespoon kosher salt for boiling liquid
  • 1 tablespoon fresh thyme leaves
  • 1 tablespoon chopped fresh rosemary

For the Topping:

  • cups shredded Gruyere cheese
  • Fresh chopped chives
  • Flaky salt to taste

Instructions
 

  • Start with the Onions: Place the sliced onions in a skillet and add the white wine. Cook over medium-high heat until the wine has completely evaporated—this takes around 30 minutes. Stir in the oil, season with salt and pepper, then reduce the heat to low. Let the onions cook slowly for at least an hour, stirring occasionally, until they’re dark and caramelized.
  • Boil the Potatoes: Preheat your oven to 450°F. Meanwhile, place your sheet pan inside to heat. In a pot, bring water to a boil and mix in the bouillon and kosher salt. Add the potato slices and boil them for about 20 minutes—just until tender but still firm enough to hold shape. Drain and let them dry a bit.
  • Roast the Potato Rounds: Carefully remove the hot pan from the oven and coat it with oil. Spread the potatoes out in a single layer and sprinkle on the thyme and rosemary. Roast for 30 to 35 minutes, flipping every 10 minutes, until the slices are evenly browned and crisp.
  • Assemble and Melt: Once roasted, top each potato round with a scoop of caramelized onions and a sprinkle of Gruyere cheese. Slide the pan back into the oven for another 3–5 minutes until the cheese bubbles and melts beautifully.
  • Garnish and Serve: Right before serving, finish the dish with chopped chives and a pinch of flaky salt.

Notes

Storage: Keep leftovers in the fridge in an airtight container for up to 3 days. Reheat in a 400°F oven until hot.
Vegetarian Option: Swap beef bouillon for vegetable stock.
Cheese Substitute: Swiss cheese works well if Gruyere is unavailable.
Make-Ahead Tip: Onions and boiled potatoes can be prepped a day or two in advance and stored separately until ready to roast.
Common Pitfalls: Don’t rush the onions—they need time to develop their deep flavor. Avoid overcooking potatoes during boiling to prevent them from falling apart during roasting.
Keyword cheesy potato side dish, French onion soup potatoes, roasted potato and onion bake, trending Tiktok food, viral Tiktok potato recipe, viral Tiktok recipes
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