Start water boiling for pasta. Preheat oven to 350degF.
In a sauce pan over medium high, add butter, garlic powder, and paprika. Once melted whisk in flour and let cook for 3 minutes. Whisk in milk, ground mustard, salt and pepper. Let cook 3 minutes.
Add pasta to boiling water, cook for 3 minutes less than directed on package. Drain in colander and return to pan.
In sauce pan, whisk in heavy cream and cook for 3 minutes. Then add 2 cups of shredded cheddar and stir until fully melted. Pour sauce of pasta and toss to combine.
Combine crushed croutons and french fried onions.
Divide sauced pasta evenly into 6 baking dishes. Sprinkle each with portion of cheese and crushed crouton mix. Place on baking sheet and put in oven for 30 minutes. Let rest for 5 minutes before serving.
Keyword baked mac & cheese, baked pasta, cheese, cheese sauce, mac & cheese, Pasta