Place green beans and potatoes in a large bowl. Drizzle with olive oil and toss to coat.
Add garlic powder, onion powder, salt, and pepper. Toss to combine.
Spread green beans and potatoes in an even layer on a baking sheet. Bake for 20-25 minutes, stirring once halfway through, until vegetables are tender.
Serve warm.
Interesting Facts
This dish is a great source of fiber, Vitamin C, and antioxidants.
Green beans are a member of the legume family.
Red potatoes are a great source of potassium and Vitamin C.