Name: Hardboiled Eggs a LA Alexandria
Ingredients: 1 onion very finely chopped; 2-3 ripe tomatoes; 3-6 hardboiled eggs; cooking oil; salt and pepper

Why it works: Tomato and pepper are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 17,923 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓

Hardboiled Eggs a LA Alexandria

Ingredients

Directions

Prepare the sauce

Peel and slice the tomatoes one inch thick.
Fry the onion until it softens.
Add the tomatoes and cook for 10-12 minutes.

Finish and serve

Shell the eggs, leave whole and slide onto the tomato mixture.
Cook for 5 minutes.
To serve, remove the eggs, halve, arrange in a serving dish and cover with the tomato mixture.

Nutrition, whole recipe (rough)

269Calories

9 gProtein

19 gFat

17 gCarbs

What these numbers assume: 6 portions

Ingredient	Portion assumed	kcal
Olive Oil	1 tbsp (14g)	119
Egg	1 large egg (50g)	78
Onion	1 medium (110g)	44
Tomato	1 medium (123g)	22
Black Pepper	1 tsp ground (2.3g)	6
Salt	1 tsp (6g)	0

One typical portion per ingredient; the recipe's quantities are not counted. A rough guide only, not for medical or dietary planning.

Recipe from the Recipes Wiki (Fandom).

Steps grouped into stages for easier reading; the method is the source's own.

Explore the science

The flavor team

The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.

Tomato + peppertop 7% of all pairs

Smell alikemoderate

Cooked together17,923 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Onion + tomatotop 8% of all pairs

Smell alikemoderate

Cooked together20,633 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Onion + peppertop 11% of all pairs

Smell alikemoderate

Cooked together68,474 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Egg + peppertop 33% of all pairs

Smell alikelow

Cooked together50,580 recipes

Shared aroma: 2-nonenal (fatty, green).
Onion + eggtop 34% of all pairs

Smell alikelow

Cooked together23,333 recipes

Shared aroma: 2,4-decadienal (seaweed).

Egg and pepper barely smell alike, yet cooks put them together in 50,580 recipes: they work on texture and structure more than aroma.

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Hardboiled eggs: Provide the main body of the dish and absorb flavour from the warm tomato mixture.
Tomatoes: Supply moisture and acidity that form the sauce the eggs sit in.
Onion: Adds sweetness and savoury depth as it softens in the cooking oil.