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French Onion Soup Mac and Cheese

French Onion Soup Mac and Cheese: 3 Epic Creamy Cheesy Wins

  • Author: Myar Nasser
  • Total Time: 1 hour
  • Yield: 6 servings 1x
  • Diet: Vegetarian

Description

French Onion Soup Mac and Cheese blends caramelized onions with a creamy cheese sauce and tender pasta for ultimate comfort. This French-inspired dish layers sweet onion depth with Gruyère, mozzarella and Parmesan, creating a rich, gooey sauce. Quick on weeknights, perfect for family dinners, and freezer-friendly, it delivers cozy flavor and impressive presentation in every bite. Caramelized onions, thyme, and butter elevate the savory sauce.

Ingredients

Scale
  • 3 tbsp butter
  • 3 large onions, thinly sliced
  • 1 tbsp olive oil
  • 1 tsp sugar
  • 3 cloves garlic, minced
  • 2 tbsp flour
  • 3 cups beef broth or vegetable broth
  • ½ tsp thyme
  • Salt and pepper to taste
  • 10 oz macaroni or short pasta
  • 1 cup shredded Gruyère
  • 1 cup shredded mozzarella
  • ½ cup grated Parmesan
  • Optional: fresh parsley for topping

Instructions

  1. Heat butter and olive oil in a large skillet over medium-low heat. Add sliced onions, sugar, and a pinch of salt.
  2. Cook 25–30 minutes, stirring occasionally, until deeply caramelized.
  3. Add garlic and cook 1 minute.
  4. Sprinkle flour over the onions and stir to coat.
  5. Slowly pour in the broth, stirring until smooth. Add thyme, salt, and pepper. Simmer 5 minutes to thicken.
  6. Meanwhile, cook pasta according to package directions; drain.
  7. Stir Gruyère, mozzarella, and Parmesan into the onion mixture until melted and creamy.
  8. Combine the cheese sauce with the cooked pasta.
  9. Serve warm, topped with fresh parsley if desired.

Notes

  • For a vegetarian version, use vegetable broth and omit any meat products.
  • Use gluten-free pasta to make this dish gluten-free.
  • To intensify the onion flavor, caramelize onions slowly until deeply browned.
  • Leftovers refrigerate well for 3–4 days; reheat gently on the stove.
  • For a golden top, broil for 1–2 minutes after mixing with the sauce.
  • Prep Time: 15 minutes
  • Cook Time: 45 minutes
  • Category: Main Course
  • Method: Stovetop
  • Cuisine: French-inspired American

Nutrition

  • Serving Size: 1 serving
  • Calories: 440
  • Sugar: 6 g
  • Sodium: 720 mg
  • Fat: 22 g
  • Saturated Fat: 11 g
  • Unsaturated Fat: 9 g
  • Trans Fat: 0 g
  • Carbohydrates: 38 g
  • Fiber: 2 g
  • Protein: 18 g
  • Cholesterol: 85 mg

Keywords: French Onion Soup Mac and Cheese, creamy mac and cheese, caramelized onion pasta, cheese sauce, French-inspired comfort food, cozy weeknight dinner

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Find it online: https://www.mealprepideas.blog/french-onion-soup-mac-and-cheese/