For 3-4 servings:
1.5 kg fresh spinach (well washed and chopped) / 900 g frozen spinach
1 large onion, finely chopped
3-4 cloves of garlic, finely sliced
1 tablespoon oil
a slice of lemon
salt and pepper, to taste
Stir fry the onion in oil for 1-2 minutes. Add the spinach and very little water. Cover and simmer, stirring occasionally for about 10 minutes. Add the garlic and lemon and simmer for another 2-3 minutes. Add salt and pepper to taste.
It can be served with boiled potatoes.
Attention! Do not reheat the spinach! (reheating increase the nitrates)