Savoury Tsoureki loaf with Feta cheese, spinach and leek (Spanakotiropita Tsoureki) - Vicki's Greek

Ingredients

• Tsoureki Dough:
• 22gr dry yeast or 80gr fresh yeast
• 1150gr strong flour (12-13% protein content)
• 4 eggs
• 480gr milk
• 1 tablespoon sugar
• 3 teaspoons salt
• 70gr sunflower oil
• 130gr spinach leek puree
• Spinach – leek puree (Spanakopita):
• 1 small leek
• 200gr spinach
• Tiropita filling:
• 250gr Feta cheese
• 1 egg
• ½ teaspoon salt
• Egg wash:
• 1 tablespoon water
• Decoration:
• Sesame seeds (optional)