Ingredients Vegetable-oil cooking spray 1 1/4 cups fat-free chicken or vegetable broth 2/3 cup couscous 4 large bell peppers, mixed colors 2 tsp olive oil 1/2 cup chopped onion 6 oz zucchini, quartered lengthwise then sliced across thinly 6 oz yellow squash, quartered lengthwise then sliced across thinly 1/2 tsp fennel seeds 1/2 tsp dried oregano 1/2 tsp salt 1 …