01 -
Warm up your oven to 350°F, then lightly coat a 9x13 dish with cooking spray.
02 -
Boil spaghetti in salted water until just tender. Scoop out 1/4 cup of the water, then drain.
03 -
On medium-high heat, melt butter in a big pan and cook garlic for half a minute. Pour in cream, cooking until thick. Turn off heat, stir in parmesan until melted, and season with salt and pepper.
04 -
Combine cooked spaghetti with Alfredo sauce. Spread it out evenly in the dish you greased earlier.
05 -
Brown the sausage in a pan, drain the fat, then mix in the marinara sauce.
06 -
Pour the meat mixture on top of the Alfredo spaghetti. Sprinkle mozzarella all over.
07 -
Pop it in the oven for 25-30 minutes, or until the cheese is bubbly and golden. Tip: Add some parsley or basil if you'd like.