Heat the olive oil in a large skillet over medium heat.
Add the onion, bell pepper, garlic, oregano, basil, pepper, and salt. Cook, stirring occasionally, until the vegetables are softened, about 5 minutes.
Add the zucchini and diced tomatoes with liquid. Simmer, stirring occasionally, until the sauce has thickened and the zucchini is tender, about 20 minutes.
Serve warm.
Interesting Facts
This dish is a great source of vitamins A and C, as well as fiber and protein.
It's also low in calories and fat, making it a great option for those trying to watch their waistline.
This dish can also be served cold, making it perfect for meal prepping.