In a large deep pan or skillet, heat 3 tbsp olive oil. Turn the heat to medium-high and add the chopped onions. Saute the onions for 2 minutes then add the rice, and cook for 3 more minutes, stirring regularly. Now add the chopped garlic and the lobster cooking water. Stir in the saffron and it's soaking liquid, paprika, cayenne pepper, aleppo pepper, and salt. Stir in the chopped tomatoes and green beans. Bring to a boil and let the liquid slightly reduce, then cover (with lid or tightly with foil) and cook on low heat for 20 minutes.