This Mushroom Biryani is a simple and easy South Indian one-pot recipe from Tamil Nadu made with mushrooms, basmati rice, and spices. It is made in under 30 minutes and has a bold, spicy flavor. Mushroom biryani is an amazing vegan version of chicken biryani made with meaty mushrooms, fluffy basmati rice, and flavorful spices. Vegan Gluten-free soyfree recipe. Mushroom Biryani Recipe is similar to other Biryani recipes and is now getting attention at lot of homes for its taste. About Mushroom Biryani Mushroom Biryani is a flavorful, aromatic dish made by marinating mushrooms with spice powders and cooking it with rice, coconut milk & spices. Recipe for restaurant style spicy chettinad mushroom biryani. Made in pressure cooker. Very good biryani for a big gathering / parties. Served with raita.