French Onion Pasta
Experience the delightful fusion of French onion soup and pasta in this French onion pasta recipe. This dish features luscious caramelized onions, creamy cheese, and perfectly cooked pasta to create a warm, comforting meal that will impress your family and friends. Perfect for weeknight dinners or special occasions, this recipe is a must-try for pasta lovers and those who enjoy classic French flavors.
Ingredients
– 12 oz rotini pasta
– 2 large onions, thinly sliced
– 4 cloves garlic, minced
– 1 cup beef broth
– 1 cup vegetable broth
– 1 cup Gruyère cheese, shredded
– 1 cup Parmesan cheese, grated
– 2 tablespoons olive oil
– 1 tablespoon butter
– 1 teaspoon thyme
– Salt and pepper to taste

Servings and Cooking Time
This recipe serves 4 people. Preparation time is approximately 10 minutes, and cooking time is around 30 minutes.
Nutritional Value
Each serving of French onion pasta (1/4 of the recipe) contains approximately 450 calories, 18g of fat, 50g of carbohydrates, and 15g of protein. This analysis is based on one serving for one person.
Step-by-Step Cooking Process
1. Cook the rotini pasta according to package instructions until al dente. Drain and set aside.
2. In a large skillet, heat olive oil and butter over medium heat.
3. Add sliced onions and cook until they are soft and caramelized, about 20 minutes.
4. Stir in minced garlic and thyme, cooking for an additional 2 minutes.
5. Pour in the beef and vegetable broths; bring to a simmer.
6. Mix in the cooked pasta, ensuring it is well-coated with the onion mixture.
7. Remove from heat and stir in half of the Gruyère and Parmesan cheeses.
8. Transfer the pasta mixture to a baking dish.
9. Top with the remaining cheeses and season with salt and pepper.
10. Broil in the oven until the cheese is bubbly and golden brown, about 5 minutes.

Alternative Ingredients
You can easily substitute Gruyère cheese with Swiss or mozzarella for a different flavor profile. If you’re looking for a vegetarian option, use vegetable broth instead of beef broth to maintain the dish’s richness.
Serving and Pairings
French onion pasta pairs beautifully with a crisp green salad, garlic bread, or a side of roasted vegetables. A glass of red wine can elevate the dining experience, making it perfect for a cozy dinner.
Storage and Reheating
Store any leftover French onion pasta in an airtight container in the refrigerator for up to three days. To reheat, simply warm it in a skillet over low heat or in the microwave until heated through. This dish can also be frozen for up to a month; however, the texture of the cheese may change after thawing.
Cooking Mistakes
– Avoid rushing the caramelization of onions; patience is key.
– Don’t skip the seasoning; it enhances the flavors.
– Ensure the pasta is not overcooked before adding it to the sauce.
– Use high-quality broth for the best flavor.
– Broil the dish carefully to prevent burning the cheese.
– Adjust the amount of cheese based on personal preference.
– Taste and adjust seasoning before serving.
Helpful Tips
– For deeper flavor, try adding a splash of white wine while cooking the onions.
– Fresh herbs can be added for a brightness; consider parsley or chives.
– Use a non-stick skillet to prevent sticking during caramelization.
– Make it a one-pot meal by cooking the pasta directly in the broth.

FAQs
Can I make this dish vegetarian?
Yes, simply substitute the beef broth with vegetable broth and omit any meat. The dish remains rich and flavorful with the caramelized onions and cheese.
What kind of pasta works best for this recipe?
Rotini or any shape that holds sauce well, like fusilli or penne, is ideal. These shapes capture the creamy sauce beautifully.
Can I prepare this dish in advance?
Absolutely! You can prepare the pasta and onion mixture ahead of time, then assemble and bake it when you’re ready to serve.
Is it necessary to broil the pasta?
Broiling is recommended to achieve a deliciously bubbly and golden cheese topping, but you can skip this step if you prefer a softer texture.
How can I enhance the flavor?
Adding fresh herbs, a splash of wine, or a pinch of nutmeg can elevate the dish’s complexity and flavor profile significantly.
Conclusion
French onion pasta is a delightful twist on a classic dish, merging the rich flavors of French onion soup with comforting pasta. With its creamy texture, savory taste, and cheesy topping, this recipe is sure to become a family favorite. Enjoy it as a comforting weeknight dinner or a special occasion meal.

French Onion Pasta
Ingredients
- 12 oz rotini pasta
- 2 large onions thinly sliced
- 4 cloves garlic minced
- 1 cup beef broth
- 1 cup vegetable broth
- 1 cup Gruyère cheese shredded
- 1 cup Parmesan cheese grated
- 2 tablespoons olive oil
- 1 tablespoon butter
- 1 teaspoon thyme
- Salt and pepper to taste
Instructions
- Cook the rotini pasta according to package instructions until al dente. Drain and set aside.
- In a large skillet, heat olive oil and butter over medium heat.
- Add sliced onions and cook until they are soft and caramelized, about 20 minutes.
- Stir in minced garlic and thyme, cooking for an additional 2 minutes.
- Pour in the beef and vegetable broths; bring to a simmer.
- Mix in the cooked pasta, ensuring it is well-coated with the onion mixture.
- Remove from heat and stir in half of the Gruyère and Parmesan cheeses.
- Transfer the pasta mixture to a baking dish.
- Top with the remaining cheeses and season with salt and pepper.
- Broil in the oven until the cheese is bubbly and golden brown, about 5 minutes.