Kookoo Sabzi

Name: Kookoo Sabzi
Cuisine: African
Ingredients: 1 bunch parsley, tough stems trimmed; 1 bunch cilantro, tough stems trimmed; 1 bunch dill, tough stems trimmed; 1 bunch Swiss chard or spinach, stems removed; 1 bunch green onions; 1 clove garlic, chopped; 1⁄2 cup walnuts, roughly chopped (optional); 1⁄3 cup barberries, picked through, soaked for 10 minutes and drained; 1 tsp. dried fenugreek, or a few fresh leaves, finely chopped (optional); 1 tsp. dried tarragon, or 1 sprig of fresh tarragon, leaves chopped (optional); 1 1⁄4 tsp. kosher salt; 1⁄2 tsp. ground turmeric; 1⁄4 tsp. ground cinnamon; 1⁄4 tsp. ground saffron (optional); 1⁄4 tsp. ground dried rose petals; 1⁄4 tsp. ground black pepper; 8 large eggs; 1⁄3 cup plus 2 Tbsp. olive oil, divided