01 - In a large saucepan, place the quartered onions, vegetable broth, bay leaf, salt, and pepper.
02 - Set the saucepan over medium-high heat and bring contents to a boil.
03 - Reduce heat to low, cover, and cook for 15 to 20 minutes until onions reach a very tender consistency.
04 - Discard the bay leaf and adjust seasoning if needed.
05 - Ladle onions and broth into serving bowls.
06 - Drizzle with olive oil or melted butter and garnish with fresh parsley if desired. Serve hot.