Calories in 100g of Cooked Onions

100g of cooked onions (100 g) has 47 calories. That is 2% of a 2,000 calorie diet.

The calories come from 1.3 g of protein, 0.1 g of fat and 11 g of carbohydrates, a split of 10% protein, 2% fat and 88% carbs. For comparison, 50g of cooked onions has 24 and 150g of cooked onions has 71 calories. Burning 47 calories takes about 8 minutes of brisk walking or 4 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.

Cooked Onions Calorie Calculator

AmountUnit

47cal

in 100g of cooked onions (100 g)

Protein1.3 g10% of calories

Fat0.1 g2% of calories

Carbs11 g88% of calories

2% of a 2,000 calorie day

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Cooked Onions calories by serving size

Common amounts of cooked onions with calories and macros. Tap a row for its full nutrition page.

Serving	Weight	Calories	Protein	Fat	Carbs
1 slice	15 g	7	0.2 g	0 g	1.6 g
2 slices	30 g	14	0.4 g	0 g	3.3 g
50g	50 g	24	0.6 g	0.1 g	5.5 g
100g	100 g	47	1.3 g	0.1 g	11 g
1/2 cup	105 g	49	1.4 g	0.1 g	12 g
4 oz	113 g	53	1.5 g	0.1 g	12 g
1 cooked onion	148 g	70	1.9 g	0.2 g	16 g
200g	200 g	94	2.6 g	0.2 g	22 g
1 cup	210 g	99	2.7 g	0.3 g	23 g
2 cooked onions	296 g	139	3.8 g	0.4 g	32 g

Cooked Onions vs similar foods

Calories per 100 g compared with other vegetables.

Canned Peas and Onions51

Cooked Pearl Onions50

Cooked Onions47

Cooked Onions: common questions

How many calories are in 100g of cooked onions?

100g of cooked onions weighs about 100 g and has 47 calories.

How much protein is in 100g of cooked onions?

100g of cooked onions has 1.3 g of protein, which is 3% of the 50 g Daily Value.

How many carbs are in 100g of cooked onions?

100g of cooked onions has 11 g of carbohydrates, including 2 g of fiber and 5 g of sugars.

How much cooked onions is 100 calories?

100 calories of cooked onions is 213 g, about 1 1/2 cooked onions.

More about cooked onions

Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID No added fat: 2709950. Original description: Onions, cooked, no added fat. Portion weights are USDA household measures.