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Sauteed onion adds flavor and aroma to dishes. Rich in fiber and some vitamins.
In season: Spring · Summer · Autumn · Winter
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 serving (medium) of Sauteed Onion (50 g) has 33 calories. That works out to 65 calories per 100 g. It contains 6.9 g of carbs, 0.6 g of protein, 1.1 g of fat and 1.1 g of fiber. Its glycemic index is 40 (low), so it raises blood sugar slowly.
Selected: 1 serving (medium) · 50 g
33
KCAL / 50G
Carbs
6.9g
· 3% DV
Protein
0.6g
· 1% DV
Fat
1.1g
· 1% 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 69% · Protein 6% · Fat 25%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 33 kcal | |
| Total fat | 1.1 g | 1% |
| Saturated fat | 0.15 g | 1% |
| Trans fat | 0 g | |
| Sodium | 2 mg | 0% |
| Total carbohydrate | 6.9 g | 3% |
| Fiber | 1.1 g | 4% |
| Protein | 0.6 g | 1% |
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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| Serving | Amount | Calories |
|---|---|---|
| 1 serving (medium) | 50 g | 33 kcal |
| 1 slice (thin) | 20 g | 13 kcal |
| 1 serving (small) | 30 g | 20 kcal |
| 2 tablespoon (chopped) | 30 g | 20 kcal |
| 1 slice (thick) | 35 g | 23 kcal |
| 1 piece (small) | 40 g | 26 kcal |
| 1 piece (medium) | 60 g | 39 kcal |
| 1 serving (large) | 80 g | 52 kcal |
| 100 g | 100 g | 65 kcal |
| 1 piece (large) | 100 g | 65 kcal |
| 1 cup (chopped) | 120 g | 78 kcal |
Calculated from 65 calories per 100 g.
To make sauteed onion, cook evenly sliced onion in a little oil over medium heat, stirring occasionally, until soft and lightly golden. Use a wide pan so the pieces have room to cook rather than steam, and lower the heat if the edges start to scorch.
Sauteed onion usually takes about 8–12 minutes to become soft and lightly browned over medium heat. Cook it longer on lower heat for deeper color and sweetness; the time varies with how finely you slice the onion and how crowded the pan is.
Sauteed onion often stays pale when the pan is overcrowded or the heat is too low, because the onions release moisture and steam. Cook a smaller batch in a wide pan, let excess liquid evaporate, and stir often enough to prevent sticking.
Yellow onions are a reliable choice for sauteed onion because they soften well and develop a balanced savory-sweet flavor. Red onions work too, with a stronger color and flavor, while sweet onions brown readily and can taste especially sweet when cooked.
Sauteed onion is cooked relatively quickly until tender and lightly browned. Caramelized onion is cooked slowly for much longer, allowing it to turn deeply brown and develop a concentrated sweetness. They are not interchangeable when a recipe depends on that deep, jammy texture.
Yes, sauteed onion freezes well. Cool it completely, portion it into airtight freezer-safe containers or bags, and freeze it flat for easier storage. Add it straight to soups, sauces, or hot dishes, or thaw it in the refrigerator before using.
Sauteed onion keeps for about 3–4 days in the refrigerator when cooled promptly and stored in a covered container. Use a clean utensil to portion it, and discard it if you notice mold, an unusual smell, or a change in texture.
Yes, you can make sauteed onion without oil in a nonstick pan. Add a small splash of water when the onion starts sticking and let it evaporate as the onion softens. The result will have less of the rich, browned flavor that oil helps create.
Sauteed onion is a flavor base for soups, stews, beans, rice, pasta sauces, omelets, and savory pies. Add it early for a mellow background flavor, or stir it in near the end when you want its browned onion taste to stand out.
Sauteed onion is onion cut into pieces and cooked in a pan, usually with a little oil, until softened and lightly browned. It is a simple, minimally processed preparation made from a basic ingredient and is often used to build flavor in other dishes.
Vitamins
Vitamin C
3.7mg · 4% DV
B6
0.07mg · 4% DV
Biotin
0.75µg · 3% DV
Folate
9.5µg · 2% DV
Minerals
Manganese
0.07mg · 3% DV
Potassium ⭐
83mg · 2% DV
Copper
0.02mg · 2% DV
Phosphorus
15mg · 2% DV
Sodium
2mg · 0% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 33 calories in 1 serving (medium) (50 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Sauteed onion is chopped onion cooked in a pan, usually with a little oil, until softened and lightly browned. It is a simple preparation used across many cuisines, both as a base for other dishes and as a topping. Cooking brings out the onion’s sweetness while mellowing its sharp, raw bite.
Stir it into soups, stews, beans, sauces or rice, or spoon it over eggs, sandwiches and savoury dishes. Cook it gently for soft, sweet onion, or for longer if you want deeper browning and a more savoury flavour. It contributes carbohydrates and some fibre; a 100 g portion has 2.1 g of fibre. Use only as much oil as needed for a lighter result.
Medium
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Medium
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.
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.
No known major allergens
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
SATURATED
0.15g
MONOUNSATURATED
0.35g
POLYUNSATURATED
0.45g
Omega 6:3 ratio 5:1
Above the ideal 4:1 (5:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.