Vegetable Pullao

• 4 garlic (cloves peeled)
• 1 mung bean (whole)
• 1 onion
• 240 gr long rice (grain)
• 170 gr string beans
• 65 ml vegetable oil
• 7 gr salt
• 6 gr garam masala
• 5 ml black mustard seeds (whole)
• 3 gr coriander (ground)