Roasted Parmesan Green Beans

Bahan-bahan (4 porsi)

• 12 ounces green beans (trimmed (make sure they are dry))
• 2 teaspoons olive oil
• kosher salt + fresh cracked pepper to taste
• 1/4 teaspoon garlic powder
• 1 1/2 tbsp shredded Parmesan (Omit for Whole 30)