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French Onion Chicken Macaroni Cheese

A rich and creamy baked macaroni and cheese infused with caramelized onions, shredded chicken, and Gruyère cheese for the ultimate comfort meal.
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Prep Time 25 minutes
Cook Time 50 minutes
Total Time 1 hour 15 minutes
Servings: 6 portions
Course: Dinner, Main Dish
Cuisine: American Fusion, French
Calories: 550
Ingredients Equipment Method

Ingredients
  

Caramelized Onions
  • 2 tbsp butter
  • 2 tbsp olive oil
  • 3 yellow onions thinly sliced
  • 0.5 tsp salt
  • 1 tsp sugar optional
  • 0.25 cup beef broth or dry white wine for deglazing
Macaroni Cheese
  • 12 oz elbow macaroni cooked al dente
  • 2 tbsp butter
  • 2 tbsp all-purpose flour
  • 2 cups milk
  • 1 cup chicken broth
  • 1 tsp Dijon mustard
  • 1 tsp garlic powder
  • 1 tsp salt
  • 0.5 tsp black pepper
  • 1.5 cups shredded cooked chicken
  • 1.5 cups Gruyère cheese shredded
  • 1 cup mozzarella cheese shredded
  • 0.5 cup Parmesan cheese grated
  • fresh thyme for garnish

Equipment

  • Large skillet
  • Saucepan
  • Baking dish
  • Mixing bowl
  • Whisk

Method
 

  1. Caramelize onions in butter and oil over low heat for 30–40 minutes until golden. Deglaze with broth or wine.
  2. Cook pasta al dente, drain, and set aside.
  3. In saucepan, make roux with butter and flour. Whisk in milk and chicken broth until thickened.
  4. Stir in Dijon, garlic powder, salt, and pepper. Add half the cheeses; stir until smooth.
  5. Combine pasta, chicken, and half the onions with cheese sauce. Transfer to baking dish.
  6. Top with remaining onions and cheeses. Bake at 375°F (190°C) for 20–25 minutes until bubbly.
  7. Broil 2–3 minutes for golden top. Garnish with thyme before serving.