Preheat Oven to 425 Degrees and line a baking sheet with aluminum foil.
Toss potatoes with 1TBSP of olive oil in a medium bowl, and 1/2tsp each salt and pepper.
Roast potatoes in the preheated oven until tender about 30 minutes.
Toss cherry tomatoes, carrots, onions, garlic, green beans, sea salt, basil, a few grinds of pepper, and 2 tbsps of olive oil in the same bowl used for potatoes.
Remove potatoes from the oven, push them to one side, and add the tomato and green bean mixture. Roast until tomatoes start to wilt about 15-20 minutes.
While the vegetables are cooking you can start your couscous. Heat 1 tbsp of olive oil over medium high heat. Add couscous and cook for 5 minutes.
Add the dill, garlic, and parsley, stir and cook for 30 more seconds.
Add 1 3/4 cups of water. Bring to a boil, cover and reduce heat to simmer for 15 minutes.
Remove from heat, add the zest and half the juice of one lemon. Stir and place on a serving tray.
Remove the potato mixture from the oven. Place in the same bowl you have been using, stir in garbanzo beans, 2 tsps of olive oil, remaining half of lemon juice, your favorite nuts, and season with salt and pepper.