01 -
Halve or quarter the baby potatoes for uniform sizing. Wash and trim green beans. Slice the yellow onion into thin wedges.
02 -
In a small bowl, mix garlic powder, kosher salt, Italian seasoning, and black pepper to ensure even seasoning.
03 -
Add potatoes, green beans, onion wedges, and sausage slices to a large mixing bowl. Drizzle with olive oil and add the seasoning blend. Mix thoroughly so all ingredients are evenly coated.
04 -
Line a rimmed baking sheet with parchment paper. Spread the mixture evenly in a single layer to promote roasting over steaming.
05 -
Place the baking sheet in a preheated 400°F oven. Roast for 30 to 40 minutes, stirring halfway through to achieve even browning. Potatoes should be crisp-tender and sausage lightly caramelized.
06 -
Remove from the oven as soon as the potatoes are fork-tender. Scatter fresh parsley over the top and serve immediately while hot.