In a large pot, add butter, olive oil, onion and pinch of salt. Steam until soft (do not brown). While onions are steaming, wash and core your tomatoes. Add garlic to pot of onions and cook for 2 minutes. Add tomatoes, salt, rice, bay leaf, garam masala and your fresh herbs to the pot of onions. Cook over medium heat, stirring occasionally until your tomatoes are well-cooked rice is tender. Add the last 3 ingredients (water, butter, pinch salt) and cook until butter melts. Remove from heat, and take out bay leaf and herb sprigs. Puree to your liking. Strain to remove seeds.