6 piece (medium) of Onion Rings (Fried) (85 g) has 298 calories. That works out to 350 calories per 100 g. It contains 34 g of carbs, 3 g of protein, 17 g of fat and 2 g of fiber. Its 365.5 mg of Sodium covers 16% of the Daily Value. Its glycemic index is 75 (high), so it raises blood sugar quickly.

What is Onion Rings (Fried)?

Onion rings are made by slicing onions into circles, coating them in batter or breadcrumbs, and frying them until crisp. They became especially popular in the United States, where they are a familiar diner and fast-food side, and are now served in many countries.

The coating is crunchy and golden, while the onion inside turns tender and mildly sweet. They’re often served alongside burgers or sandwiches, or shared as a snack with ketchup or another dipping sauce. Fried onion rings are fairly high in fat and carbohydrates, with comparatively little protein. Pair them with a salad or grilled food for a more rounded meal, or bake a homemade batch for a less oily finish.

Onion Rings (Fried) Nutrition Facts

Selected: 100 g

350

KCAL / 100G

Carbs

40g

· 15% DV

Protein

3.5g

· 7% DV

Fat

20g

· 26% DV

Fiber

2.3g

· 8% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 45% · Protein 4% · Fat 51%

Onion Rings (Fried) Vitamins & Minerals

Vitamins

Vitamin K

12µg · 10% DV

Vitamin E

1.2mg · 8% DV

0.08mg · 7% DV

Biotin

2µg · 7% DV

Minerals

Sodium

430mg · 19% DV

Phosphorus

55mg · 8% DV

Iron

1mg · 6% DV

Selenium

3µg · 5% DV

How Nutritious Is Onion Rings (Fried)?

Nutrient density

Low

18/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Low

22/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Onion Rings (Fried) Glycemic Index

GLYCEMIC INDEX

High

0 Low5570100

GLYCEMIC LOAD

High

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Onion Rings (Fried)

To burn the 350 calories in 100 g:

🚶

87min

Walking (5 km/h)

🏃

36min

Running (8 km/h)

🚴

48min

Cycling

🏊

41min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

Is Onion Rings (Fried) Processed?

NOVA 3

Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Onion Rings (Fried) Contain Allergens?

Contains these allergens:

Gluten yes

Dairy free

Eggs free

Peanuts free

Tree nuts free

Fish free

Soy free

Sesame free

Which Diets Is Onion Rings (Fried) Good For?

Vegan

— Not suitable

Vegetarian

✓ Suitable

Gluten-Free

— Not suitable

Dairy-Free

— Not suitable

Mediterranean

— Not suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Onion Rings (Fried) Fat Profile

SATURATED

3.5g

MONOUNSATURATED

7.5g

POLYUNSATURATED

7.8g

⚖️

Omega 6:3 ratio 64:1

Above the ideal 4:1 (64:1).

Compare Onion Rings (Fried)

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Foods Similar to Onion Rings (Fried)

🧴

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18 kcal

🌯

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210 kcal

🌯

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195 kcal

🍫

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Frequently Asked Questions About Onion Rings (Fried)

How do you make fried onion rings crispy?

Dry the onion slices well, coat them lightly in flour, then dip them in cold batter. Fry in batches rather than crowding the pan, which can cool the oil and leave the coating soft.

What are fried onion rings made of?

Fried onion rings are onion slices coated in batter or breadcrumbs and cooked in oil. Depending on the recipe, the coating may also include flour, egg, milk, seasoning, or sparkling water.

Why does the coating fall off fried onion rings?

The coating often slips off when the onion is wet or the batter has nothing dry to cling to. Pat the slices dry, dust them with flour first, and let the coating settle briefly before frying.

Which onions are best for fried onion rings?

Large yellow or white onions are convenient for fried onion rings because they make broad, even slices. Sweet onions give a milder flavor, while very thin slices can soften quickly and be harder to coat.

How do you reheat fried onion rings and keep them crispy?

Reheat fried onion rings in an oven or air fryer, spreading them out so hot air can circulate. A microwave warms them quickly but usually softens the coating instead of restoring its crispness.

Are fried onion rings battered or breaded?

Fried onion rings can be either battered or breaded. Batter makes a smoother, puffier shell, while breadcrumbs create a more textured crust; recipes and restaurants use both styles.

What dipping sauce goes best with fried onion rings?

Ketchup, mayonnaise, and barbecue sauce are common dips for fried onion rings. Spicy mayonnaise or a tangy ranch-style dip also works well, especially when serving them alongside burgers or sandwiches.

Can you make fried onion rings in an air fryer?

Yes, onion rings can be cooked in an air fryer, though the coating may not match deep-fried rings exactly. Arrange them in a single layer and use a light coating of oil to encourage browning.

Where did fried onion rings originate?

Fried onion rings are strongly associated with American diners and fast-food menus, but their precise origin is disputed. Similar recipes appeared in print before the dish became a familiar restaurant side in the United States.

Can you freeze homemade fried onion rings?

Yes, homemade onion rings can be frozen, preferably after coating and before frying so they can be cooked straight from frozen. Freeze them in a single layer first to keep the rings from sticking together.

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Nutrition data compiled from USDA FoodData Central and scientific sources.

· Last updated: September 24, 2026