First Step: Heat the 1/4 cup olive oil in a large skillet over medium heat until it shimmers, which takes about a minute. Add the 3 thinly sliced yellow onions and a generous pinch of salt, then cook while stirring every 3-4 minutes until they turn deeply caramelized, about 25-30 minutes. For dietary adaptations, if you’re aiming for a lower-fat version, you can reduce the oil slightly while making French onion pasta.

Second Step: Once the onions are ready, stir in the 4 minced garlic cloves, 8 oz sliced cremini mushrooms, and 1 tbsp fresh thyme; sauté for 3-4 minutes until the mushrooms soften and release their juices. This step builds the base flavors of French onion pasta, and if you’re using dried thyme, remember 1 tsp dried equals 1 tbsp fresh for a seamless swap in this vegetarian-friendly dish.

Third Step: Pour in the 1/2 cup dry white wine to deglaze the pan, scraping up any bits from the bottom, and stir in the 2 tbsp all-purpose flour. Cook for another 2-3 minutes until the mixture thickens nicely. If you’re making a gluten-free French onion pasta, skip the flour or use a cornstarch alternative to keep the sauce smooth without altering the core taste.

Fourth Step: Next, pour in the 2 cups beef or vegetable broth and 2 cups water, then season with salt and freshly ground black pepper to taste. Bring everything to a boil, add the 12 oz dried orecchiette pasta, and cook for 8-10 minutes or until al dente, stirring often to prevent sticking. Adjust the liquid if needed for different pasta types in French onion pasta, like adding more water for quicker-cooking varieties to maintain the perfect consistency.

Fifth Step: Turn off the heat and stir in the 1 tbsp sherry vinegar for a bright finish. Serve your French onion pasta warm, garnished with fresh herbs and toasted breadcrumbs if you like. This final touch can be adapted for low-sodium diets by using less salt, ensuring everyone enjoys a flavorful, customized bowl of French onion pasta.