This simple and healthy breakfast option is quick enough to make on a busy weekday morning or is equally delicious enjoyed during a leisurely weekend brunch.
Sauté onions in a little olive oil and cook slowly until very soft.
In a pan, bring water to a boil and add white vinegar. Poach eggs 8 minutes.
Toast the bread.
On each slice of bread, add a spoonful of caramelized onions, sliced avocado and top with a poached egg. Add salt and pepper to taste along with a sprinkle of cayenne pepper.