Step 1

Cook the rigatoni in a pot of boiling water until done to your liking. Reserve ½ cup of the water, and drain the pasta well.

Step 2

Place the oil in a skillet over medium heat on the stove.

Step 3

Add the onions and sausage to the skillet, and saute until the meat is browned and the onions have softened. Drain any excess grease.

Step 4

Mix in the garlic and red pepper flakes, and saute for another minute.

Step 5

Stir in the tomato paste, and saute for 30 seconds.

Step 6

Add in the white cooking wine, tomatoes, and salt and pepper to taste. Saute for 10 minutes.

Step 7

Toss in the zucchini, and saute until softened.

Step 8

Mix the pasta into the skillet, and toss to combine the ingredients well. Add some of the reserved pasta water if needed.

Step 9

Garnish with basil and parmesan cheese before serving.