in a 10-inch skillet over medium heat, warm the olive oil. add the onions and their macerating liquid, and cook until translucent, stirring occasionally, about 10 minutes. add black pepper and 1 tablespoon of thyme leaves to the onions.
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reduce onion mixture:
| nutrition facts (per serving) |
|---|
| 22g | carbs |
| 1g | protein |