Wash and trim the green beans, cutting them into 2-inch pieces.
Scrub the baby potatoes and cut them in half.
Bring a pot of salted water to a boil.
Add the potatoes to the boiling water and cook for 10 minutes.
Add the green beans to the pot and cook for an additional 5 minutes.
Drain the potatoes and green beans, and set aside.
In a large skillet, heat olive oil over medium heat.
Add minced garlic and sauté for 1 minute until fragrant.
Add the drained vegetables to the skillet and toss to coat with oil.
Season with salt, pepper, and lemon juice, then toss again.