French onion soup mac & cheese

Creamy, cheesy French onion soup mac & cheese is a delightful twist on two classic comfort foods. This dish combines the rich flavors of caramelized onions and melted cheeses into a cozy mac and cheese that is perfect for any occasion. Whether you’re hosting a dinner party or simply enjoying a weeknight meal, this recipe offers the ultimate comfort with its savory broth-infused sauce and gooey texture, making it a standout choice for cheese lovers.

Why You’ll Love This Recipe

  • Rich Flavor: The combination of caramelized onions, Gruyère, and sharp white cheddar creates a deep, satisfying taste.
  • Comforting Texture: The creamy sauce envelops each piece of macaroni, providing a velvety mouthfeel that warms you up.
  • Versatile Dish: Perfect as a main course or a side, this mac and cheese can adapt to any meal setting.
  • Easy to Prepare: With simple steps and accessible ingredients, you can whip this up even on busy evenings.
  • Crowd-Pleaser: Its unique flavor profile makes it appealing to both kids and adults alike.

Tools and Preparation

To make your cooking experience smooth and enjoyable, gather the essential tools before starting. Having everything ready will streamline the process.

Essential Tools and Equipment

  • Large skillet
  • Whisk
  • Saucepan
  • Mixing bowl
  • Oven-safe dish
  • Pasta pot

Importance of Each Tool

  • Large skillet: Ideal for caramelizing onions evenly over low heat without overcrowding.
  • Whisk: Helps create a smooth cheese sauce by blending ingredients thoroughly without lumps.
  • Oven-safe dish: Ensures that your mac & cheese can be broiled to achieve that golden-brown topping.
French

Ingredients

For the Caramelized Onions

  • 3 large yellow onions, thinly sliced
  • 3 tbsp butter
  • 2 cloves garlic, minced
  • 1 tsp dried thyme
  • Salt and freshly ground black pepper, to taste

For the Cheese Sauce

  • 3 tbsp all-purpose flour
  • 4 cups beef broth (or vegetable broth for vegetarian option)
  • 1 cup half-and-half or heavy cream
  • 1 ½ cups grated Gruyère cheese
  • 1 cup sharp white cheddar cheese, grated

For the Pasta

  • 12 oz elbow macaroni

Optional Toppings

  • French bread or baguette slices for toasting
  • Extra grated cheese for topping (about ½ cup)

How to Make French onion soup mac & cheese

Step 1: Caramelize the Onions

Slowly cook thinly sliced yellow onions in butter over low heat for 30–40 minutes. Stir occasionally until they turn golden brown and develop a rich, sweet flavor.

Step 2: Prepare the Cheese Sauce

  1. Sprinkle flour over the caramelized onions and stir well to coat.
  2. Gradually whisk in the beef or vegetable broth and half-and-half or heavy cream until smooth and thickened.
  3. Add minced garlic and dried thyme, then melt in Gruyère and sharp white cheddar cheeses until creamy and combined.
  4. Season with salt and pepper to taste.

Step 3: Cook the Macaroni

Boil elbow macaroni according to package instructions until al dente. Drain well, reserving a small amount of pasta water in case you need to loosen the sauce later.

Step 4: Combine Pasta with Cheese Sauce

Mix the cooked macaroni into the cheese sauce, ensuring every piece is evenly coated with the luscious, velvety mixture.

Step 5: Broil for Perfection

Transfer the mac & cheese to an oven-safe dish. Top with extra grated cheese and toasted baguette slices if desired. Broil briefly until bubbly and golden brown. Watch carefully to avoid burning.

Enjoy your delicious French onion soup mac & cheese!

How to Serve French onion soup mac & cheese

French onion soup mac & cheese is a delightful dish that can be enjoyed in various ways. Whether you’re hosting a dinner party or simply enjoying a cozy night in, these serving suggestions will enhance your dining experience.

With Fresh Herbs

  • Garnish with parsley: A sprinkle of freshly chopped parsley adds color and a hint of freshness.
  • Chives on top: Thinly sliced chives provide a mild onion flavor that complements the dish perfectly.

Accompanied by Salad

  • Simple green salad: Toss mixed greens with olive oil and vinegar for a light, refreshing contrast.
  • Caesar salad: The creamy dressing and crunchy croutons pair well with the rich mac and cheese.

Bread Options

  • Toasted baguette slices: Serve alongside or on top for that classic French onion soup feel.
  • Garlic bread: The buttery, garlicky flavor makes for an indulgent combination.

With Protein

  • Grilled chicken breast: A juicy grilled chicken adds protein and balances the richness of the mac and cheese.
  • Roasted vegetables: Seasonal roasted veggies provide a colorful and healthy addition to your plate.

How to Perfect French onion soup mac & cheese

Creating the perfect French onion soup mac & cheese requires attention to detail. Here are some tips to ensure your dish turns out wonderfully every time.

  • Use good quality cheeses: Investing in high-quality Gruyère and sharp white cheddar will significantly enhance the flavor.
  • Caramelize onions slowly: Take your time when cooking the onions; low heat allows for better caramelization and flavor development.
  • Reserve pasta water: Save a little pasta water to adjust the sauce’s consistency if it becomes too thick.
  • Broil carefully: Keep an eye on the broiler while finishing off your dish to prevent burning; you want it golden, not charred.

Best Side Dishes for French onion soup mac & cheese

Pairing side dishes with French onion soup mac & cheese can elevate your meal. Here are some delicious options to consider.

  1. Steamed broccoli: Lightly steamed broccoli adds vibrant color and nutrition without overpowering flavors.
  2. Roasted Brussels sprouts: Crispy Brussels sprouts provide a delightful crunch that complements the creamy macaroni.
  3. Caprese salad: Fresh tomatoes, mozzarella, and basil create a refreshing side with contrasting textures.
  4. Sweet potato fries: Their sweetness balances the savory flavors of the mac and cheese perfectly.
  5. Coleslaw: A tangy coleslaw offers crunch and acidity that cuts through the richness of the dish.
  6. Garlic sautéed spinach: The earthiness of spinach enhances the overall depth of flavor while adding necessary greens.

Common Mistakes to Avoid

When preparing French onion soup mac & cheese, avoiding common pitfalls can enhance the dish’s overall quality.

  • Ignoring onion caramelization: Failing to properly caramelize onions will result in a less flavorful base. Cook them slowly on low heat until they are golden brown.
  • Overcooking the pasta: Overcooked macaroni can lead to mushy mac & cheese. Boil it until just al dente for the best texture.
  • Skipping seasoning: Neglecting to season your cheese sauce will make your dish bland. Always taste and adjust salt and pepper levels before serving.
  • Rushing the cheese melting process: Adding cheese too quickly can cause it to clump instead of melt smoothly. Stir in cheeses gradually over low heat for a creamy sauce.
  • Not using enough broth or cream: Insufficient liquid can lead to a dry mac & cheese. Ensure you have enough broth and cream for a rich, creamy consistency.

Storage & Reheating Instructions

Refrigerator Storage

  • Store leftovers in an airtight container in the fridge for up to 3 days.
  • Allow the mac & cheese to cool before sealing the container to prevent condensation.

Freezing French onion soup mac & cheese

  • Freeze in an airtight container or freezer-safe bag for up to 2 months.
  • For best results, portion into single servings before freezing.

Reheating French onion soup mac & cheese

  • Oven: Preheat your oven to 350°F (175°C), transfer the mac & cheese into a baking dish, cover with foil, and heat for about 20-25 minutes.
  • Microwave: Place a single serving in a microwave-safe bowl, cover loosely, and heat on medium power for 1-2 minutes, stirring halfway through.
  • Stovetop: Heat gently in a saucepan over low heat, adding a splash of broth or cream if needed to keep it creamy.

Frequently Asked Questions

Here are some common questions about making French onion soup mac & cheese.

What is French onion soup mac & cheese?

French onion soup mac & cheese is a comforting dish that combines creamy macaroni and cheese with flavors inspired by classic French onion soup, including caramelized onions and melted cheeses.

Can I make this recipe vegetarian?

Yes! Simply substitute beef broth with vegetable broth for a delicious vegetarian version of this dish.

How can I customize my French onion soup mac & cheese?

You can add additional toppings like crispy fried onions or herbs such as parsley for extra flavor. Feel free to experiment with different types of cheeses!

What’s the best way to store leftover French onion soup mac & cheese?

Store leftovers in an airtight container in the refrigerator for up to three days, or freeze portions for later enjoyment.

Final Thoughts

French onion soup mac & cheese offers the perfect blend of comforting flavors and textures. This versatile recipe allows you to customize it according to your preferences, whether by adding vegetables or trying different cheeses. Give it a try; you might just find your new favorite comfort food!

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French Onion Soup Mac & Cheese

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Indulge in the creamy and cheesy delight of French onion soup mac & cheese, a unique fusion that marries the rich flavors of caramelized onions with gooey cheeses in a comforting pasta dish. Perfect for any occasion, this recipe combines savory broth-infused sauce and tender elbow macaroni, creating a warm meal that appeals to both children and adults alike. Imagine each bite enveloping you in a velvety texture and deep taste, reminiscent of classic French onion soup but with the added satisfaction of mac and cheese.

  • Author: Allison
  • Prep Time: 15 minutes
  • Cook Time: 40 minutes
  • Total Time: 55 minutes
  • Yield: Serves approximately 6
  • Category: Main
  • Method: Baking
  • Cuisine: Comfort Food

Ingredients

Scale
  • 3 large yellow onions
  • 3 tbsp butter
  • 2 cloves garlic
  • 4 cups beef broth (or vegetable broth)
  • 1 cup half-and-half or heavy cream
  • 1½ cups grated Gruyère cheese
  • 1 cup grated sharp white cheddar cheese
  • 12 oz elbow macaroni

Instructions

  1. Caramelize the onions: In a large skillet, cook thinly sliced onions in butter over low heat for 30–40 minutes until golden brown.
  2. Prepare the cheese sauce: Add flour to the onions and whisk in beef or vegetable broth along with half-and-half until smooth. Stir in garlic, thyme, Gruyère, and cheddar cheeses until melted and creamy.
  3. Cook the macaroni: Boil elbow macaroni according to package instructions until al dente; drain.
  4. Combine: Mix cooked macaroni into the cheese sauce until well coated.
  5. Broil: Transfer to an oven-safe dish, top with extra cheese if desired, and broil until bubbly and golden brown.

Nutrition

  • Serving Size: 1 serving
  • Calories: 460
  • Sugar: 4g
  • Sodium: 650mg
  • Fat: 24g
  • Saturated Fat: 15g
  • Unsaturated Fat: 7g
  • Trans Fat: 0g
  • Carbohydrates: 42g
  • Fiber: 2g
  • Protein: 20g
  • Cholesterol: 75mg

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