Step 1

Cook pasta per package directions. Drain, reserving 1/2 cup pasta water.

Step 2

Heat 1 tablespoon oil in large deep-sided skillet on medium-high. Season chicken with Italian seasoning, 1/2 teaspoon salt, and 1/4 teaspoon pepper; cook, turning occasionally, until golden brown all over, 5 to 7 minutes. Transfer to plate.

Step 3

In same skillet, heat 1/2 tablespoon oil on medium. Add shallot and cook, stirring, until translucent, 1 minute. Stir in garlic and cook until fragrant, 30 seconds. Add wine and simmer until reduced by half, 2 minutes. Whisk in sour cream and 1/4 tsp salt.

Step 4

Remove skillet from heat, add spaghetti, and toss, adding reserved pasta water 2 tablespoons at a time as needed, until saucy. Fold in spinach to wilt (return to heat as necessary).

Step 5

Meanwhile, in large bowl, toss zoodles with lemon juice and remaining tablespoon oil until coated. Add pasta and toss to combine, then toss with chicken. Serve topped with lemon zest and Parmesan.