Foryoueats: Persian Saffron Rice (Tachin)

Ingredients

• Parboiled Rice:
• 2 cups / 360g basmati rice, uncooked (Note 1)
• 1 tbsp salt
• 3 litres / 3 quarts water
• Barberries:
• 1/2 cup dried barberries (Note 2)
• 2 tbsp / 30g unsalted butter
• 1 1/2 tsp rose water (optional)
• Saffron Rice:
• 1 tsp saffron threads (Note 3)
• 2 tbsp warm water
• 1 cup / 250 g plain yogurt (I use Farmers Union Greek Yogurt)
• 1/2 cup / 125 ml oil , neutral (or butter!)
• 3 egg yolks (Note 4 for using leftover whites)
• 3/4 tsp salt