Step 1

Cooking onions: Heat oil in a skillet over low heat. Add onions and cook and stir until they become translucent (2-3 minutes).

Step 2

Adding vinegar: Pour in vinegar and season with pepper, and salt to taste.Stir until the onions turn a bright color (2 minutes). It can go from bright pink to bright purple depending on the onion you used.

Step 3

Serving: Use this to garnish mangú, mazamorra, boiled yuca (cassava), Dominican salami, or chuletas fritas.