Greek-Style Mushrooms and Leeks (Manitaria Yiahni) - Fresh-Pressed Olive Oil

Ingredients

• 6 scallions, trimmed, white and green parts thinly sliced crosswise
• 1 pound white mushrooms, cleaned, trimmed, and sliced
• 1 pound leeks, cleaned, the white and pale green part sliced crosswise
• 2/3 cup extra virgin olive oil
• 1 cup grated or crushed tomatoes
• 1 tablespoon tomato paste
• Coarse salt (kosher or sea) and freshly ground black pepper
• 2 tablespoons chopped at-leaf parsley