2 Ingredient CRISPY ONION RINGS with my Secret Low Carb Hack!

2 Ingredient CRISPY ONION RINGS with my Secret Low Carb Hack! is a easy American recipe that serves 2. 280 calories per serving. Recipe by Low Carb Love on YouTube.

Prep: 10 min | Cook: 20 min | Total: 40 min

Cost: $7.93 total, $3.97 per serving

Ingredients

  • 1 large Yellow Onion (peeled and sliced into 1/4‑inch thick rings)
  • 1 cup Parmesan Cheese (freshly grated; can use pre‑grated bag if labeled no‑additives)
  • 1/2 teaspoon Cayenne Pepper (adjust to taste; optional for heat)
  • 1/2 teaspoon Garlic Powder
  • 2 tablespoons Parmesan Cheese (extra) (sprinkled on top for extra crispness)
  • 2 tablespoons Mayonnaise (full‑fat, keto‑friendly)
  • 1 tablespoon Diced Pickles (use dill pickles, no‑sugar added)
  • 1 tablespoon No‑Sugar‑Added Ketchup
  • a pinch Stevia (optional sweetener for sauce)

Instructions

  1. Preheat Oven

    Set the oven to 400°F (200°C) and let it fully preheat while you prepare the onion rings.

    Time: PT5M

    Temperature: 400°F

  2. Slice Onion

    Peel the onion and slice it into 1/4‑inch thick rings. Separate the rings and set aside.

    Time: PT2M

  3. Prepare Parmesan Bed

    Line the baking sheet with parchment paper. Generously sprinkle about 1 cup of grated Parmesan onto the parchment, spreading it into an even thin layer.

    Time: PT2M

  4. Season the Rings

    In a small bowl, combine cayenne pepper and garlic powder. Lightly dust each onion ring with the spice mix, then place the rings on top of the Parmesan bed.

    Time: PT2M

  5. Add Extra Parmesan

    Sprinkle the extra 2 tablespoons of grated Parmesan over the top of the rings for added crunch.

    Time: PT1M

  6. Bake the Rings

    Place the baking sheet in the preheated oven. Bake for 18‑20 minutes, checking at 15 minutes, until the cheese is melted, golden, and the onion rings are tender.

    Time: PT20M

    Temperature: 400°F

  7. Cool

    Remove the sheet from the oven and let the onion rings cool on the parchment for about 10 minutes. This allows the cheese crust to set and become extra crispy.

    Time: PT10M

  8. Prepare Dipping Sauce (optional)

    In a small bowl, combine mayonnaise, diced pickles, no‑sugar‑added ketchup, and a pinch of stevia. Mix until smooth.

    Time: PT2M

  9. Serve

    Arrange the cooled onion rings on a plate and serve with the prepared sauce or your favorite low‑carb dip.

    Time: PT1M

Nutrition Facts

Calories
280
Protein
19 g
Carbohydrates
14 g
Fat
19 g
Fiber
2 g

Dietary info: Low Carb, Keto, Gluten-Free, Vegetarian

Allergens: Dairy

Last updated: April 20, 2026

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2 Ingredient CRISPY ONION RINGS with my Secret Low Carb Hack!

Recipe by Low Carb Love

Crispy, golden onion rings made with just onion and grated Parmesan cheese, seasoned with cayenne and garlic powder. Perfect for low‑carb, keto, and weight‑loss diets, these rings are a guilt‑free alternative to traditional fried onion rings and pair beautifully with a quick low‑sugar dipping sauce.

EasyAmericanServes 2

Shop all ingredients on Amazon in one click • Printable PDF with shopping checklist

Source Video
25m
Prep
20m
Cook
10m
Cleanup
55m
Total

Cost Breakdown

$7.93
Total cost
$3.97
Per serving

Critical Success Points

  • Evenly slicing the onion to 1/4‑inch thickness
  • Creating a solid Parmesan “bed” on parchment
  • Allowing the rings to cool so the cheese crust sets

Safety Warnings

  • Use caution when handling a mandolin – protect your fingers with a guard or use a knife.
  • Hot oven and hot baking sheet can cause burns; use oven mitts.

Frequently Asked Questions

Everything you need to know about this recipe

Q

What is the cultural significance and history of low carb Parmesan onion rings in American cuisine?

A

Parmesan‑coated onion rings are a modern, low‑carb twist on the classic American fried onion ring, popularized by health‑focused cooks who wanted a crunchy snack without breading or deep‑frying. The technique of using cheese as a “batter” reflects the recent keto movement’s emphasis on high‑fat, low‑carb alternatives.

cultural
Q

What are the traditional regional variations of onion rings in the United States?

A

Traditional onion rings are typically battered in flour, cornmeal, or tempura batter and deep‑fried. Regional twists include Southern beer‑battered rings, New England onion rings with a panko crust, and West Coast vegan versions using chickpea flour. The Parmesan version replaces the carb‑heavy batter with cheese for a keto‑friendly alternative.

cultural
Q

How is the authentic traditional way to serve onion rings in American diners?

A

In classic American diners, onion rings are served hot, golden, and crispy alongside burgers or steaks, often with ketchup, ranch, or a spicy mayo dip. They are usually presented on a paper‑lined plate to absorb excess oil.

cultural
Q

What occasions or celebrations are low carb Parmesan onion rings traditionally associated with in low‑carb culture?

A

Low‑carb enthusiasts often serve these Parmesan onion rings at keto gatherings, weight‑loss support groups, or as a snack during movie nights and game days where a crunchy, guilt‑free treat is desired.

cultural
Q

What other low carb American dishes pair well with low carb Parmesan onion rings?

A

They pair beautifully with keto burgers (lettuce‑wrapped), grilled chicken thighs, cauliflower “mac and cheese,” or a simple mixed green salad dressed with olive oil and lemon.

cultural
Q

What makes low carb Parmesan onion rings special or unique in keto cuisine?

A

The recipe eliminates traditional flour‑based batter, using only grated Parmesan and spices, which provides a high‑protein, high‑fat crust that stays crispy without deep‑frying, making it ideal for keto macros.

cultural
Q

What are the most common mistakes to avoid when making low carb Parmesan onion rings?

A

Common errors include slicing the onion too thin (rings become brittle), using too much Parmesan (causes uneven browning), and skipping the cooling step (the crust won’t set). Also, avoid overcrowding the baking sheet, which traps steam and prevents crispness.

technical
Q

Why does this low carb Parmesan onion ring recipe use a cheese “bed” instead of a traditional flour batter?

A

The cheese bed provides a low‑carb, high‑fat coating that crisps up in the oven, delivering the same crunch as a flour batter without the carbs or the need for deep‑frying, aligning with keto and weight‑loss goals.

technical
Q

Can I make low carb Parmesan onion rings ahead of time and how should I store them?

A

Yes, you can slice the onion and grate the Parmesan up to a day ahead and keep them refrigerated. After baking, store the cooled rings in an airtight container in the fridge for up to 3 days; reheat in a 350°F oven to restore crispness.

technical
Q

What texture and appearance should I look for when making low carb Parmesan onion rings?

A

The rings should be golden‑brown, with a firm, slightly crunchy cheese crust that holds the onion ring together. Inside, the onion should be tender but not mushy, and the cheese should have melted and slightly caramelized.

technical
Q

How do I know when low carb Parmesan onion rings are done cooking?

A

They are done when the Parmesan crust is fully melted, turns a deep golden color, and pulls away easily from the parchment. A quick tap with a fork should feel firm on the outside while the interior is soft.

technical
Q

What does the YouTube channel Low Carb Love specialize in?

A

The YouTube channel Low Carb Love specializes in low‑carb, keto‑friendly recipes that focus on whole‑food ingredients, weight‑loss support, and easy meal‑prep ideas for people looking to reduce carbs without sacrificing flavor.

channel
Q

What is the cooking philosophy and style of the YouTube channel Low Carb Love?

A

Low Carb Love emphasizes simple, minimal‑ingredient dishes that are quick to prepare, use pantry‑friendly items, and stay within keto macros. The host often shares personal health journeys and encourages sustainable, low‑carb lifestyle changes.

channel
Q

How does the YouTube channel Low Carb Love's approach to American low‑carb cooking differ from other keto cooking channels?

A

Low Carb Love focuses on everyday American comfort foods—like burgers, fries, and onion rings—reimagined with low‑carb swaps, whereas many other keto channels may lean toward exotic or strictly paleo dishes. The channel also highlights cost‑effective ingredients and real‑world practicality.

channel
Q

What other low‑carb American recipes is the YouTube channel Low Carb Love known for?

A

Popular Low Carb Love videos include keto “protein‑style” burgers, cauliflower mac and cheese, low‑carb pizza crusts, and sugar‑free dessert treats like almond flour brownies.

channel

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