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French Onion Soup Mac & Cheese

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Olivia

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December 5, 2025

Bowl of French onion soup mac and cheese topped with melted cheese and herbs

A Cozy Twist on Comfort Food

Warm up your kitchen with this delightful French Onion Soup Mac & Cheese, where creamy cheese meets the rich, savory flavors of caramelized onions. This comforting dish is perfect for chilly nights and sure to please your whole family! With a blend of melted gooey goodness and aromatic herbs, this unique twist on classic mac and cheese will have everyone asking for seconds. Let’s dive into this delicious fusion recipe that combines two beloved favorites in one bowl!


⏱️ Time Breakdown

  • Prep Time: 15 minutes
  • Cook Time: 30 minutes
  • Total Time: 45 minutes
  • Servings: 4

📝 Ingredients List

  • 8 ounces elbow macaroni
  • 2 tablespoons unsalted butter
  • 2 large onions, thinly sliced
  • 2 cloves garlic, minced
  • 4 cups low-sodium beef broth
  • 1 cup heavy cream
  • 2 cups shredded Gruyère cheese
  • 1 cup shredded mozzarella cheese
  • 1 teaspoon fresh thyme leaves (or ½ teaspoon dried thyme)
  • Salt and pepper to taste
  • 1 tablespoon Worcestershire sauce
  • 1/2 cup grated Parmesan cheese for topping (optional)

✨ Kitchen Tools You’ll Need

This recipe doesn’t require fancy gadgets, just a few reliable kitchen basics to keep everything simple and stress-free.

  • Large skillet or frying pan
  • Sharp knife
  • Cutting board
  • Measuring cups & spoons
  • Mixing bowls
  • Wooden spoon or spatula
  • Baking dish (if applicable)

Step-by-Step Beginner-Friendly Instructions

  1. Cook the Pasta: Bring salted water to a boil in a large pot. Add elbow macaroni and cook according to package instructions until al dente. Drain and set aside. 🍝
  2. Sauté Onions: In a large skillet, melt the butter over medium heat. Add the sliced onions and cook for about 15-20 minutes, stirring occasionally, until they turn caramelized and golden brown.
  3. Add Garlic: Mix in the minced garlic and cook for another 2 minutes until fragrant. 🧄
  4. Combine Broth and Cream: Pour in the beef broth and heavy cream. Bring to a simmer, then add the thyme, Worcestershire sauce, and season with salt and pepper to taste.
  5. Incorporate Cheese: Gradually stir in the Gruyère and mozzarella cheese until melted and smooth. Sauce should be slightly thick and glossy.
  6. Mix in Pasta: Add the cooked macaroni to the cheese sauce, stirring until well-coated.
  7. Bake (optional): If desired, transfer the mixture into a baking dish, sprinkle with grated Parmesan cheese, and broil for 2-3 minutes until golden and bubbly.
  8. Serve: Garnish with extra thyme or cheese if desired, and enjoy your flavorful, cozy dish! 🧀✨

💡 Pro Tips Section

  • Storage: Allow leftovers to cool completely before transferring to an airtight container. Store in the refrigerator for up to 3 days.
  • Substitutions: Use different cheeses like Cheddar or Fontina for a unique flavor twist. Add cooked beef bacon or turkey bacon for extra flavor!
  • Meal Prep: Prepare the caramelized onions in advance and store them in the refrigerator to save time on busy nights.
  • Serving Ideas: Pair this Mac & Cheese with a simple side salad or steamed veggies for a balanced meal.

📊 Nutrition Table

| Serving Size | Calories | Protein | Carbs | Fat | Fiber | Sugar |
|————–|———-|———|——-|—–|——-|——-|
| 1 plate | 420 | 18g | 35g | 22g | 4g | 6g |

Disclaimer: Nutrition facts are estimated using online tools and may vary based on your ingredients and preparation. Please consult a nutritionist for precise dietary advice.


FAQs

1. Can I use gluten-free pasta?
Absolutely! You can substitute the elbow macaroni with gluten-free pasta of your choice.

2. How can I make it vegetarian?
You can replace beef broth with vegetable broth and skip the Worcestershire sauce or choose a vegetarian version.

3. Can I freeze this dish?
Yes! However, it’s best enjoyed fresh. If freezing, ensure it’s tightly sealed and use within 2 months.


In conclusion, this French Onion Soup Mac & Cheese is a unique blend of flavors that will keep you cozy and satisfied. Perfect for gatherings or a comforting weeknight dinner, this dish is sure to impress. Get ready to savor each cheesy, delicious bite!

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French Onion Soup Mac & Cheese


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  • Author: lily
  • Total Time: 45 minutes
  • Yield: 4 servings 1x
  • Diet: Vegetarian

Description

A cozy twist on the classic mac and cheese with rich, savory flavors of caramelized onions and creamy cheeses, perfect for chilly nights.


Ingredients

Scale
  • 8 ounces elbow macaroni
  • 2 tablespoons unsalted butter
  • 2 large onions, thinly sliced
  • 2 cloves garlic, minced
  • 4 cups low-sodium beef broth
  • 1 cup heavy cream
  • 2 cups shredded Gruyère cheese
  • 1 cup shredded mozzarella cheese
  • 1 teaspoon fresh thyme leaves (or ½ teaspoon dried thyme)
  • Salt and pepper to taste
  • 1 tablespoon Worcestershire sauce
  • 1/2 cup grated Parmesan cheese for topping (optional)

Instructions

  1. Cook the Pasta: Bring salted water to a boil in a large pot. Add elbow macaroni and cook according to package instructions until al dente. Drain and set aside.
  2. Sauté Onions: In a large skillet, melt the butter over medium heat. Add the sliced onions and cook for about 15-20 minutes until caramelized and golden brown.
  3. Add Garlic: Mix in the minced garlic and cook for another 2 minutes until fragrant.
  4. Combine Broth and Cream: Pour in the beef broth and heavy cream. Bring to a simmer, then add thyme, Worcestershire sauce, and season with salt and pepper.
  5. Incorporate Cheese: Gradually stir in the Gruyère and mozzarella cheese until melted and smooth.
  6. Mix in Pasta: Add the cooked macaroni to the cheese sauce, stirring until well-coated.
  7. Bake (optional): Transfer the mixture into a baking dish, sprinkle with grated Parmesan cheese, and broil for 2-3 minutes until golden and bubbly.
  8. Serve: Garnish with extra thyme or cheese if desired, and enjoy!

Notes

Allow leftovers to cool completely before storing them in an airtight container for up to 3 days. Substitute cheeses as desired for different flavors.

  • Prep Time: 15 minutes
  • Cook Time: 30 minutes
  • Category: Main Course
  • Method: Baking
  • Cuisine: French

Nutrition

  • Serving Size: 1 serving
  • Calories: 420
  • Sugar: 6g
  • Sodium: 800mg
  • Fat: 22g
  • Saturated Fat: 12g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 35g
  • Fiber: 4g
  • Protein: 18g
  • Cholesterol: 70mg

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