Balsamic Caramelized Onion Mushroom Mac 'n' Cheese
Balsamic caramelized onions and flavorful mushrooms are a winning combo in this creamy, insanely cheesy mac 'n' cheese! Perfect weeknight comfort food.
Prep Time 20minutes
Cook Time 20minutes
Total Time 40minutes
1tablespoon plus 1/4 cupunsalted butter, divided
1mediumsweet onion, thinly sliced
1-1/2cupsthinly sliced button mushrooms
1/2cuphalf and half cream
1-1/2cupsshredded cheddar cheese
1/3cupgrated Parmesan cheese
12ozelbow pasta, cooked according to package instructions
Salt and pepper to taste
Fresh minced parsley for topping, optional
In a large oven-safe skillet over medium heat, melt olive oil and 1 tablespoon butter until pan is shimmery. Add onions and let cook, stirring occasionally until onions are a deep caramelized color, about 15-20 minutes.
Add mushrooms to pan and saute an additional 3-4 minutes or until mushrooms are softened. Add garlic and balsamic and saute 1 minute until fragrant. Scrape onion/mushroom mixture into a bowl and set aside.
In same skillet over medium heat, melt remaining 1/4 cup butter. Whisk in flour until completely smooth and let cook 1 minute until golden brown. Slowly whisk in half and half and milk until mixture is smooth. Bring to a simmer over medium heat until sauce is bubbly and thickened.
Remove sauce from heat and whisk in cheeses until melted. Add cooked pasta and onion/mushroom mixture and stir until evenly combined. Season with salt and pepper to taste.
Bake mac 'n' cheese in oven-safe skillet or a greased 9x13 baking dish at 375F 15-20 minutes or until bubbly and golden brown. Top with parsley if desired. Serve hot and enjoy!