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French Onion Soup Mac & Cheese

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.

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.

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