Chicken And Israeli Couscous With Tomato And Lemon

Name: Chicken And Israeli Couscous With Tomato And Lemon
Ingredients: 1 tbsp extra-virgin olive oil; 1 cup Israeli couscous; 4 boneless skinless chicken breasts; 1/2 medium onion, thinly sliced; 4 Roma or plum tomatoes (about 1 pound), cut lengthwise into 6 slices; 3 garlic cloves, minced (1 tbsp); 4 strips lemon peel (2 inches each); Pinch of saffron; 1/2 cup dry white wine, such as Sauvignon Blanc; 1-1/2 cups homemade or store-bought low-sodium chicken stock; 1/2 tsp coarse salt; 1 cup frozen peas, thawed; 1 lemon, cut into wedges, for serving