A generous pinch of Aleppo pepper or a chili of your choice.
Salt to taste
Instructions
Coarsely chop the onion.
Simmer the onion in balsamic vinegar on a medium/ high fire until the vinegar evaporates.
Add pepper, salt to taste and serve.
For a sweeter taste, you can add a small handful of raisins when you simmer the onions.
Notes
Agrodolce is versatile and can be used with different vinegars and ingredients as a sauce or as a thick relish ( like a chutney) to flavor meat, fish and poultry.