One Pot Creamy French Onion Pasta
All the caramelized-onion comfort of French onion soup, turned into a creamy one-pot pasta with crispy pancetta and melted Gruyere.
Ingredients
- 3 Onion
- 28 g Butter
- 15 ml Cooking oil
- 225 g Pancetta
- 2 cloves Garlic
- 30 ml White wine
- 5 g Salt
- ½ tsp Thyme
- ½ tsp Rosemary
- 255 g Pasta
- 720 ml Beef stock
- 240 ml Heavy cream
- 100 g Parmigiano-Reggiano
- 50 g Gruyere cheese
Method
- Thinly slice the yellow onions, since you will caramelize them deeply and thin is best.
- Add the butter and oil to a large pot over medium-high heat, then add the sliced onions.
- Caramelize the onions: let them brown on the bottom, then deglaze with a splash of water and stir. Repeat the brown-and-deglaze cycle until the onions are deeply caramelized.
- Dice the pancetta, add it to the pot, and cook until crispy.
- Mince the garlic, add it to the pot, and stir to combine. Cook until fragrant, about 30 seconds.
- Deglaze with the white wine, scraping up any fond from the bottom of the pot.
- Add the salt, thyme, and fresh rosemary. Stir to combine.
- Add the dry pasta and beef stock. Bring to a boil, then reduce to a simmer and cook until the pasta is nearly tender, stirring occasionally.
- While the pasta finishes simmering, grate the Parmigiano-Reggiano and the Gruyere.
- Stir in the heavy cream and grated Parmesan. Mix until the sauce is creamy and clings to the pasta.
- Top with the grated Gruyere, cover the pot briefly until the cheese melts, then serve hot.
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About One Pot Creamy French Onion Pasta
One Pot Creamy French Onion Pasta takes everything that makes French onion soup crave-worthy — deeply caramelized onions, rich beef stock, and melted Gruyere — and reworks it into a single-pot pasta dinner. The dish rises or falls on the onions, and this recipe caramelizes them properly with a brown-and-deglaze cycle: letting them catch on the bottom of the pot, splashing in water to lift the fond, and repeating until they collapse into a dark, sweet, almost jammy tangle. Crispy pancetta, garlic, and a deglaze of white wine build layers of savory depth before the pasta ever goes in.
Cooking the pasta directly in beef stock, then finishing with heavy cream, Parmigiano-Reggiano, and Gruyere, gives a sauce that's glossy and clinging — the starch from the pasta thickening it right in the pot. The result eats like the toasted, cheesy top of a crock of onion soup turned into a bowl of pasta: sweet onions, salty cured pork, and molten cheese with herbal thyme and rosemary running through. It's generous comfort food that serves six from one pot, ideal for a cozy dinner with little cleanup. Take your time on the caramelizing step — that patience is the whole flavor of the dish.
One Pot Creamy French Onion Pasta: frequently asked questions
How many calories are in One Pot Creamy French Onion Pasta?
A serving has about 640 calories — 23g protein, 41g carbs, 41.9g fat, 2.4g fiber. Figures are estimated from the ingredient amounts and will shift with your portions and brands.
Is One Pot Creamy French Onion Pasta gluten-free?
As written, no — it contains Pasta. You'd need a certified gluten-free swap for that ingredient to make it gluten-free.
Is One Pot Creamy French Onion Pasta dairy-free?
Not as written — it uses Butter, Heavy cream, Parmigiano-Reggiano and other dairy. Swapping those for a plant-based alternative makes it dairy-free.
How many servings does One Pot Creamy French Onion Pasta make?
This recipe makes 6 servings. In the app you can scale it up or down and the ingredient amounts adjust automatically.