Vegetable Paella

Name: Vegetable Paella
Ingredients: 4 tablespoons oil (olive oil, divided); 1 large onion, chopped (sweet onion); 1 teaspoon saffron; 2 cups uncooked rice (long grain brown rice); 4 cups vegetable stock; 8 large garlic cloves, finely minced; 1 medium pepper (red sweet bell pepper, chopped); 1 medium pepper (sweet green bell pepper, chopped); 1 small eggplant (cubed 3/4 inch cubes); 1 medium eggplant (cubed 3/4 inch cubes); 1 zuchinni (unpeeled, cubed in 3/4 inch cubes); 1/2 cup olives (black olives, sliced); 1 teaspoon sea salt; 1/2 teaspoon black pepper; 1 pound tomatoes (coarsely chopped, fresh tomatoes)