Foods

How many carbs are in bread, onion, toasted?

1 large or thick slice of bread, onion, toasted contains about 19g of carbohydrate, 18.3g net carbs after subtracting 0.7g of fiber, 3.8g of protein, and 102 calories.

1 large or thick slice contains 19g carbs 18.3g net carbs · 0.7g fiber · 3.8g protein · 102 cal

Carbs by portion size

PortionTotal carbsFiberNet carbs
1 slice, snack-size (9g)4.4g0.2g4.2g
1 slice, crust not eaten (13g)6.3g0.2g6.1g
1 small or thin/very thin slice (18g)8.8g0.3g8.4g
1 medium or regular slice (28g)13.6g0.5g13.1g
1 large or thick slice (39g)19g0.7g18.3g
100 grams (100g)48.7g1.9g46.8g

Net carbs in bread, onion, toasted

1 large or thick slice of bread, onion, toasted contains 18.3g of net carbs — total carbs (19g) minus dietary fiber (0.7g). Net carbs are the carbs your body actually digests and that raise blood glucose. See our guide to net carbs for how this calculation works and when to use it.

Full nutrition for bread, onion, toasted (per 100g)

Reference values from USDA FoodData Central (survey fndds dataset, fdcId 2343111). Values are per 100 grams.

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Frequently asked questions

How many carbs are in bread, onion, toasted?

1 large or thick slice of bread, onion, toasted contains about 19g of total carbohydrate. After subtracting 0.7g of fiber, the net carbs are about 18.3g.

How many net carbs are in bread, onion, toasted?

Net carbs in 1 large or thick slice of bread, onion, toasted are about 18.3g — that is total carbs (19g) minus dietary fiber (0.7g). See our net carbs explainer for the full calculation.

Is bread, onion, toasted good for diabetics?

Bread, onion, toasted contains carbohydrates that will raise blood glucose. Whether it fits your meal plan depends on the portion and your overall daily target. Most U.S. diabetes care teams use total carbs (not net) for insulin dosing — see our diabetes carb-counting guide.

Is bread, onion, toasted keto-friendly?

Whether bread, onion, toasted fits a keto plan depends on your daily net-carb budget (typically under 20–30g per day). One serving (1 large or thick slice) provides about 18.3g of net carbs.

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