French onion soup

Name: French onion soup
Total time: 1 h 10 min
Yield: 4 portions
Ingredients: 4 large onions; 3 Tbsp butter; 1 Tbsp flour; 2 cubes beef stock cube; 1200 ml tap water; 1 Tsp thyme; 4 medium slices fresh white bread; 100 g gruyere cheese

Slow-cooked onions in beef stock, topped with cheesy toast.

1 h 10 minto make
4portions
Mediumto cook

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A very low footprint

0.47 kg CO₂e a portion, or 0.76 kg for every kilo of the dish: its climate, nitrogen, land and water impacts together, from farm to plate.

How we rate the footprint

A medium nutrition rating

411 kcal and 15 g of protein a portion. The rating weighs what's in it, inspired by Nutri-Score.

How we rate nutrition

Ingredients

For 4 portions

4 large onions
3 Tbsp butter
1 Tbsp flour
2 cubes beef stock cube
1,200 ml tap water
1 Tsp thyme
4 medium slices fresh white bread
100 g gruyere cheese

Method

Cook the sliced onions in the butter on a low heat for 40 minutes, until soft and brown.
Stir in the flour, then the water, stock cubes and thyme, and simmer for 15 minutes.
Pour into bowls, top with the bread and grated cheese, and grill until the cheese melts.

Nutrition

	A portion (623 g)	100 g
Energy	411 kcal	66 kcal
Protein	15 g	2.4 g
Carbohydrate	46.7 g	7.5 g
of which sugars	12.5 g	2 g
Fat	18.7 g	3 g
of which saturates	11.2 g	1.8 g
Fibre	5 g	0.8 g
Salt	4.3 g	0.7 g

Footprint

	A portion	1 kg
Climate (CO₂ eq)	0.47 kg	0.76 kg
Nutrient pollution (N eq)	2.55 g	4.1 g
Land use for a year	0.4 m²	0.65 m²
Water use	824 l	1,322 l

Footprint from AGRIBALYSE 3.1.1 (ADEME), with our own minor changes. How we work it out.

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