Squeeze excess water from jackfruit with a kitchen towel or cheese cloth. Set aside.
Cook Basmati Rice
Bring a large pot of water to a boil. Add 2 Tbsp salt.
Add rice to boiling water and cook for 7 minutes.
Drain and rinse rice with cold water. Set aside.
Prepare Tachin Filling
Add 1.5 Tbsp oil to a medium sauté pan on medium heat.
Add onion and sauté for 4-5 minutes.
Add garlic and sauté another 2 minutes.
Add turmeric, pepper, and salt. Add 1 Tbsp barberries. Add jackfruit. Cook until golden.
Prepare Rice Crust
Combine Just Egg, the Kitehill almond yogurt, and oil. Add 3 Tbsp Brewed Saffron. Mix.
Add the cooked rice to the mixture and mix gently.
Preheat oven to 400 F.
Combine Rice and Tachin Filling
Grease 10″ glass dish with oil (glass allows you to check on the color underneath).
Add half the rice mixture and gently pack the rice into the dish with a spoon.
Scatter the jackfruit mixture over the rice. Top with the remaining rice. Press down with a spoon again, this time more firmly.
Cover pie dish with foil, and poke 3 holes with a knife.
Bake for 70 to 85 minutes until rice looks golden underneath.
While the rice is cooking, prepare the barberries garnish. Add 1 tsp oil to small pan on on low heat. Cook the barberries, stirring often, until plumped slightly and warmed through, about 2 minutes. Add Brewed Saffron.
Remove rice from the oven. Let cool 15 minutes; discard foil.
Loosen the rice around the edges using a knife. Place a large plate on top and invert rice onto plate like a cake.
Garnish with the cooked barberries and pistachio over the top.