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Thinly sliced onion pieces form a small mound, their pale layers coated in reddish-brown spices and a light sheen.
●Low GI

Spiced Onion Calories

Onion mixed with spices; low calorie, fiber-rich, and a source of antioxidants.

In season: Spring · Summer · Autumn · Winter

CALORIES · 100 G

45kcal

GI

15low

POTASSIUM · 100 G

146mg

FIBER · 100 G

2.1g

Quick answer

1 serving (medium) of Spiced Onion (50 g) has 23 calories. That works out to 45 calories per 100 g. It contains 4.8 g of carbs, 0.6 g of protein, 0.2 g of fat and 1.1 g of fiber. Its glycemic index is 15 (low), so it raises blood sugar slowly.

Spiced Onion Nutrition Facts

Selected: 1 serving (medium) · 50 g

23

KCAL / 50G

Carbs

4.8g

· 2% DV

Protein

0.6g

· 1% DV

Fat

0.2g

· 0% DV

Fiber

1.1g

· 4% DV

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

Calories come from: Carbs 82% · Protein 10% · Fat 8%

Spiced Onion nutrition facts table · 1 serving (medium) (50 g)

NutrientAmount% DV
Calories23 kcal
Total fat0.2 g0%
Saturated fat0.03 g0%
Trans fat0 g
Sodium3 mg0%
Total carbohydrate4.8 g2%
Fiber1.1 g4%
Protein0.6 g1%

Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.

Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.

Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.

Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.

Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.

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How Many Calories in 1 Serving of Spiced Onion?

ServingAmountCalories
1 serving (medium)50 g23 kcal
1 tablespoon (chopped)10 g5 kcal
1 slice (thin)15 g7 kcal
1 slice (thick)25 g11 kcal
1 serving (small)30 g14 kcal
1 piece (medium)60 g27 kcal
1 serving (large)80 g36 kcal
1 cup (chopped)90 g41 kcal
100 g100 g45 kcal

Calculated from 45 calories per 100 g.

Frequently Asked Questions About Spiced Onion

What is spiced onion, and how do you make it?

Spiced onion is chopped onion tossed with seasonings and served as a relish or side. There is no single fixed recipe: mix thinly sliced onion with spices such as sumac or chilli, then add herbs or lemon if desired.

What spices go into spiced onion?

Sumac, chilli, black pepper, and salt are common choices for spiced onion. The blend varies by recipe and cuisine; sumac adds a tart note, while chilli brings heat. Add seasonings gradually so they complement rather than overpower the onion.

Is spiced onion served raw or cooked?

Spiced onion is usually served raw, so it stays crisp and has a sharp, fresh flavour. You can also sauté it for a softer, sweeter result, adding delicate spices near the end so they do not scorch.

How do you serve spiced onion with kebabs?

Serve spiced onion alongside grilled kebabs or tuck it into a wrap. Its sharp, tangy flavour balances rich grilled meat; tossing the onion with herbs and sumac makes a particularly fitting garnish.

How can you make spiced onion less pungent?

To mellow spiced onion, soak the sliced onion briefly in cold water, then drain it well before adding the seasonings. A little lemon juice can soften its sharp edge too, while leaving the onion with a fresh, crisp texture.

Can you pickle spiced onion?

Yes, you can make pickled spiced onion by covering thin onion slices with a vinegar-based brine and adding your chosen spices. Keep it refrigerated and use a clean utensil; pickling gives the onion a tangier flavour and softer bite.

How long does spiced onion keep in the fridge?

Spiced onion is best eaten fresh, but it can be refrigerated in a sealed container for a short time. The onion gradually releases liquid and loses its crunch, especially once mixed with salt, lemon, or other wet ingredients.

Can you cook spiced onion into a curry or stew?

Yes, spiced onion can be cooked into a curry, stew, or sauce. Fry it gently until softened, then continue with the recipe; if it is already salted or dressed with lemon, adjust the seasoning and acidity as you cook.

Which dishes go well with spiced onion besides kebabs?

Spiced onion also pairs well with grilled vegetables, lentils, rice dishes, and flatbreads. Its punchy taste adds contrast to mild foods, so use it as a side or spoon a little into sandwiches and wraps.

Should you use red or white onion for spiced onion?

Either red or white onion works for spiced onion. Red onion is often chosen for a raw garnish because of its colour and milder, slightly sweet taste; white onion gives a sharper flavour that stands up to bold spices.

Spiced Onion Vitamins & Minerals

Vitamins

Vitamin C

3.75mg · 4% DV

B6

0.06mg · 4% DV

B1

0.03mg · 3% DV

Folate

9.5µg · 2% DV

Minerals

Manganese

0.07mg · 3% DV

Copper

0.02mg · 2% DV

Potassium ⭐

73mg · 2% DV

Phosphorus

15mg · 2% DV

Sodium

3mg · 0% DV

Spiced Onion Glycemic Index

GLYCEMIC INDEX

15
Low
0 Low5570100

GLYCEMIC LOAD

0.8
Low

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

How to Burn Off Spiced Onion

To burn the 23 calories in 1 serving (medium) (50 g):

🚶

6min

Walking (5 km/h)

🏃

2min

Running (8 km/h)

🚴

3min

Cycling

🏊

3min

Swimming

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

What is Spiced Onion?

Spiced onion is a simple preparation of sliced or chopped onion tossed with seasonings. There is no single fixed recipe or clear regional origin: the spices and cut vary with the cook and the cuisine. It is usually served raw, so the onion keeps its crisp bite and sharp, savoury flavour.

Across English-speaking kitchens, it works as a lively side for grilled foods, lentils and other hearty dishes, or tucked into wraps and sandwiches. It is a low-calorie vegetable accompaniment that also contributes fibre; a 100 g portion has 45 calories. For a milder flavour, let the onion sit briefly with lemon juice or vinegar before adding the spices, and adjust the seasoning to suit the rest of the meal.

How Nutritious Is Spiced Onion?

Nutrient density

Medium

55/ 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

Medium

48/ 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.

Is Spiced Onion Processed?

NOVA 2

Minimally 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 Spiced Onion Contain Allergens?

No known major allergens

Gluten free
Dairy free
Eggs free
Peanuts free
Tree nuts free
Fish free
Soy free
Sesame free

Which Diets Is Spiced Onion Good For?

Vegan

✓ Suitable

Vegetarian

✓ Suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

✓ Suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Spiced Onion Fat Profile

SATURATED

0.03g

MONOUNSATURATED

0.01g

POLYUNSATURATED

0.03g

⚖️

Omega 6:3 ratio 1:1

Below the ideal 4:1 — a good omega balance.

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Nutrition data compiled from USDA FoodData Central and scientific sources.