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Keto Chicken Alfredo with Zucchini Noodles

This keto chicken alfredo tops zucchini noodles in a creamy garlic Parmesan sauce with seared, sliced chicken breast. About 7 g net carbs per serving.
Prep Time15 minutes
Cook Time20 minutes
Total Time35 minutes
Course: Main Course
Cuisine: Italian-inspired
Keyword: chicken alfredo with zucchini noodles, chicken alfredo zoodles, keto chicken alfredo, low carb chicken alfredo, zucchini noodle alfredo
Servings: 4 servings
Calories: 540kcal

Equipment

  • Spiralizer
  • Colander
  • Large skillet (12-inch)
  • Tongs
  • Clean kitchen towel or paper towels
  • Instant-read thermometer

Ingredients

  • 4 medium zucchini about 2 pounds, spiralized
  • 1 teaspoon salt divided
  • 1 ¼ pounds boneless skinless chicken breasts about 2
  • ½ teaspoon black pepper
  • 2 tablespoons olive oil divided
  • 3 cloves garlic minced
  • 1 cup heavy cream
  • ¾ cup finely grated Parmesan cheese grated from a block
  • ⅛ teaspoon ground nutmeg optional
  • 1 tablespoon chopped fresh parsley optional

Instructions

  • Toss the zucchini noodles with 1/2 teaspoon of the salt in a colander and let drain for 10 minutes. Squeeze them gently in a towel to remove excess water.
  • Meanwhile, pound the chicken breasts to an even 3/4-inch thickness and season with the remaining 1/2 teaspoon salt and the pepper.
  • Heat 1 tablespoon of the olive oil in a large skillet over medium-high heat. Cook the chicken for 5–7 minutes per side, until golden and it reaches 165°F (74°C) in the thickest part. Transfer to a cutting board, rest for 5 minutes, then slice.
  • Reduce the heat to medium. Add the remaining 1 tablespoon oil and the garlic and cook for 30 seconds, until fragrant.
  • Pour in the cream and bring to a gentle simmer. Simmer for 2–3 minutes, then stir in the Parmesan a little at a time until melted and smooth. Add the nutmeg if using.
  • Add the zucchini noodles and toss with tongs for 1–2 minutes, just until warm and coated. Do not overcook, or they will release water and thin the sauce.
  • Divide among plates, top with the sliced chicken, and sprinkle with parsley if desired.

Notes

Salting and squeezing the zucchini noodles keeps the sauce from turning watery.
Store-bought spiralized zucchini works; use about 2 pounds.
Net carbs: about 7 g per serving (9 g carbohydrates minus 2 g fiber). Nutrition is an estimate per serving from USDA values.