Melt desired cooking fat in a medium saucepan over medium heat. Add onion, zucchini and sweet potato and sauté until soft and lightly browned in spots, about 5 minutes. Add spinach and tomato, and stir until spinach wilts. Set aside.
In a small fry pan, melt desired cooking fat over medium heat. Add eggs, place a lid on top, and watch until eggs are at your desired doneness.
Spoon the veggies into a bowl, top with fried eggs, and sprinkle with salt and pepper.