Summary
- Protein 18%
- Carbohydrates 42%
- Fat 40%
100 grams of French Onion Soup contain 76 kcal, 3.5 g protein, 8.1 g carbohydrates and 3.5 g fat. 1 serving (300 g) has about 228 kcal.
Per 100 g, using the EU nutrition claim thresholds (Regulation 1924/2006).
What Is in French Onion Soup?
Values are calculated from the ingredients of a standard recipe for 4 (2,405 g of raw ingredients in total).
| Ingredient | Amount | Energy | Share of calories |
|---|---|---|---|
| Butter | 50 g | 359 kcal | 22% |
| Kashar Cheese≈ | 100 g | 351 kcal | 22% |
| Onion | 800 g | 320 kcal | 20% |
| White Bread | 120 g | 319 kcal | 20% |
| Beef Broth | 1,300 g | 169 kcal | 11% |
| White Flour | 25 g | 91 kcal | 5.6% |
| Thyme | 1 g | 3 kcal | 0.2% |
| Black Pepper | 1 g | 3 kcal | 0.2% |
| Salt | 8 g | 0 kcal | 0% |
Ingredients marked ≈ were calculated using the closest measured food.
12% of the weight is counted as lost to evaporation during cooking.
French Onion Soup Nutrition Facts
| Vitamins | Per 100 g | NRV |
|---|---|---|
| Vitamin A | 27.4 µg | 3% |
| Vitamin C | 2.8 mg | 3% |
| Vitamin D | 0.02 µg | 0% |
| Vitamin E | 0.1 mg | 1% |
| Vitamin K | 0.87 µg | 1% |
| Vitamin B1 (thiamin) | 0.08 mg | 7% |
| Vitamin B2 (riboflavin) | 0.1 mg | 7% |
| Vitamin B3 (niacin) | 0.93 mg | 6% |
| Vitamin B6 | 0.09 mg | 6% |
| Vitamin B12 | 0.07 µg | 3% |
| Folate | 17.5 µg | 9% |
| Minerals | Per 100 g | NRV |
|---|---|---|
| Calcium | 59.3 mg | 7% |
| Iron | 0.55 mg | 4% |
| Magnesium | 11.2 mg | 3% |
| Phosphorus | 61 mg | 9% |
| Potassium | 186 mg | 9% |
| Sodium | 332 mg | 14% |
| Zinc | 0.38 mg | 4% |
| Copper | 0.06 mg | 6% |
| Selenium | 3.3 µg | 6% |
| Fat breakdown | Per 100 g |
|---|---|
| Saturated fat | 2.1 g |
| Monounsaturated fat | 0.97 g |
| Polyunsaturated fat | 0.21 g |
| Cholesterol | 8.3 mg |
NRV: share of the EU adult nutrient reference value provided by 100 g.
Allergens and Diets
- Gluten
- Milk
- Vegan
- No
- Vegetarian
- No
- Gluten-free
- No
- Dairy-free
- No
Based on the recipe’s ingredients; ready-made and restaurant versions may contain traces.
Data Source
Values are calculated from the dish’s ingredients and weights, using the USDA FoodData Central measurement for each ingredient. Calories and macros are not AI estimates.
Values are averages and vary by recipe, product and portion. Not medical advice.
Frequently Asked Questions
- How many calories are in French Onion Soup?
- 100 grams of French Onion Soup contain 76 kcal. 1 serving (300 g) has about 228 kcal.
- How much protein is in French Onion Soup?
- 100 grams contain 3.5 g of protein; 18% of its energy comes from protein.
- Is French Onion Soup gluten-free?
- No. It contains a gluten grain (wheat, barley, rye or oats).
- Is French Onion Soup vegan?
- No, it contains animal products.