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Square photo of cheesy Keto Asparagus on a white serving platter with lemon.
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5 from 12 votes

Keto Asparagus

This Keto Asparagus is ridiculously easy to make and such a flavor-packed side dish. Easy enough for a weeknight and elegant enough for entertaining! Just three net carbs a serving.
Prep Time5 mins
Cook Time5 mins
Total Time10 mins
Course: Side Dish, Vegetables
Cuisine: American
Keyword: Crispy
Servings: 4
Calories: 106kcal
Author: Wendy Polisi

Ingredients

  • 1 pound asparagus with ends snapped off
  • 1 tablespoon olive oil
  • 1 teaspoon garlic powder
  • ½ teaspoon sea salt for an extra punch of flavor use truffle sea salt
  • ¼ teaspoon fresh ground black pepper
  • 1 tablespoon fresh lemon juice
  • ½ cup freshly grated Parmesan cheese

Instructions

  • Preheat your air fryer to 390 degrees or your oven to 420 degrees.
  • Trim the ends of your asparagus off.  If you have especially thick asparagus, you may wish to trim the sides as well.
  • Place the asparagus in a bowl.
  • Whisk together the olive oil, garlic powder, salt, and black pepper.
  • Pour over the asparagus and toss to coat.

Air Fryer Keto Asparagus

  • Spread the asparagus in a single layer in your air fryer basket. Depending on the size of your air fryer you may need to cook in batches.
  • Cook for 5 minutes for crisp-tender asparagus, or for 8 to 11 minutes for asparagus that is crisp and brown but still tender on the inside.

Baked Keto Asparagus

  • Line a baking sheet with parchment paper and spread asparagus in a single layer.
  • Cook for 6 minutes for crisp-tender asparagus, or for 10 to 13 minutes for asparagus that is crisp and brown but still tender inside.

Before Serving

  • Squeeze fresh lemon juice over the asparagus and sprinkle with Parmesan cheese.

Notes

Variations

  • If you are dairy free, skip the Parmesan. 
  • Use lime juice instead of lemon juice, at a pinch of cayenne pepper, and top with toasted pine nuts.
  • Top with pancetta or bacon. Keto Asparagus with Bacon = Dinner Bliss!
  • Use goat cheese instead of Parmesan cheese.
  • Melted butter can be used instead of the oil . (Use unsalted - that way you can control the salt levels!)

Nutrition

Calories: 106kcal | Carbohydrates: 5g | Protein: 7g | Fat: 6g | Saturated Fat: 2g | Cholesterol: 8mg | Sodium: 493mg | Potassium: 249mg | Fiber: 2g | Sugar: 2g | Vitamin A: 955IU | Vitamin C: 7.8mg | Calcium: 175mg | Iron: 2.5mg