Forget the gross canned green bean casserole this Thanksgiving and wow your guests with these gourmet (and simple to make) green beans for a fresh take on the Thanksgiving staple!
1 1/2 lb. green beans, trimmed
1 medium red onion, sliced into rings
8 oz. cremini mushrooms, sliced
8 tbsp. extra-virgin olive oil, divided
kosher salt
Freshly ground black pepper
1 c. fresh bread crumbs or panko bread crumbs (use gluten-free if desired)
1/2 tsp. dried oregano
1/2 c. freshly grated Parmesan
Juice and zest of 1 lemon