Caramelized Onion Macaroni and Cheese

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♼ Recipe origin is unknown. Caramelized onion macaroni and cheese recipe, recipe Rating: 4.7
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The sweet and savory flavor of caramelized onion flavors this simple macaroni and cheese.
Ready in: 45 mins

Ingredients

Serves: 4

• 1/4 cup butter
• 2 large onions, thinly sliced
• 1 teaspoon ground thyme
• 1 bay leaf
• Salt and pepper
• 1 pound penne pasta
• 2 tablespoons flour
• 1 cup chicken stock
• 1 cup whole milk
• 1/4 teaspoon dry mustard (or 1 tablespoon prepared mustard), to tast
• 3/4 pound cheddar cheese, shredded

Preparation method

Prep: 25 mins | Cook: 20 mins

1. Place half of the butter in a large skillet and set over medium-high heat. Cook onions, thyme, and bay leaf in melted butter for about 5 minutes, then add salt and pepper to taste and turn heat down to low. Cook for another 15 minutes until onions are well browned. Pour onto a plate.
2. Bring a large pot of salted water to boil over high heat. Add pasta and cook until al dente, according to package directions, then drain.
3. While pasta cooks: Add remaining butter to the skillet and set back over medium heat. When butter melts, add the flour and cook, stirring, for 1 minute. Slowly pour in chicken stock and milk.
4. When liquids come to a boil, add salt, pepper, and mustard. Turn heat down to low and cook for another 5 minutes to thicken. Stir in cheese to melt, then add onions.
5. Pour sauce over cooked pasta, stir, and serve.