Green beans and potato salad
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Fresh ingredients: green beans, potatoes, eggs (optional)

Stored ingredients: onions, oregano, vinegar

Boil the green beans and the potatoes, then cool them with water if you're in a hurry.

Slice some raw onion and dice the potatoes. Mix with the beans and olive oil, salt, oregano and vinegar.

You can make more of a meal of this by adding boiled eggs.