'1 large onion, sliced'
'4 cups of tomatoes, diced'
'5 sprigs of fresh parsley'
'4 tablespoons of olive oil or vegetable oil'
'4 tablespoons of vinegar'
'juice from half a lemon'
'4 cups of water'
'salt to taste'
'1 kg of shrimp or 1 bag of mussels (8 mussels)'
'1 large onion, sliced'
'4 cups of tomatoes, diced'
'5 sprigs of fresh parsley'
'4 tablespoons of olive oil or vegetable oil'
'4 tablespoons of vinegar'
'juice from half a lemon'
'4 cups of water'
'salt to taste'
'1 kg of shrimp or 1 bag of mussels (8 mussels)'
'In a large skillet, sauté the onion, tomatoes, and parsley in olive oil until the onions are softened and the tomatoes are broken down.'
'Add water and when it comes to a boil, add vinegar, lemon juice, salt, and shrimp or mussels
Let it simmer for 4 servings.'
'Note: Shrimp shells are not removed'
'In Maranhão, a typical regional green pepper is also added, which does not burn'
'Serve hot.'