Fool Nabed - Fava Bean Soup (Egyptian)

1 Soak fava beans overnight. 2 Drain fava beans and save water. 3 Peel the skins from the fava beans and place in large saucepan. 4 Measure 6 cups of soaking water and add to the fava beans. 5 Bring to a boil on medium high heat. 6 Reduce heat to medium and cook for 45 minutes, or until beans are soft. 7 Once beans are tender, remove beans from heat and puree in a blender. 8 Return pureed fava beans to saucepan and bring to a boil. 9 Add water if needed. 10 Stir in cumin, garlic, lemon juice and olive oil and bring to a second boil. 11 Simmer for 5 minutes. Serve in a bowl and sprinkle parsley on top.