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Prep Time: 10 Minutes Cook Time: 0 Minutes |
Ready In: 10 Minutes Servings: 8 |
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For panini sandwiches Ingredients:
2 red onions, cut into 1/8 inch slices |
1 cup red wine vinegar |
1 cup water |
Directions:
1. In a big bowl or big jar with a lid, submerge the onions in the vinegar and the water.
2. Let sit for at least 12 hours or, covered, up to 2 weeks.
3. Squeeze the excess liquid from the onions before using.
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