Ingredients

1 c red onion

3 tbsp sherry vinegar

2 lbs. cherry tomatoes

1 C chopped celery hearts

1/2 cup brined green olives, + 2 tbsp olive brine

2 tbsp horseradish

1 tbsp worcestershire

1 tea hot pepper sauce

1/2 tea celery seeds

1/4 c olive oil

salt/pepper

Preparation

Mix onion and 1 tbsp vinegar. Let stand 10 minutes. Add tomatoes, celery and olives. Whisk remaining 2 tbsp vinegar, olive brine, horseradish and next 3 ingredients. Slowly whisk in oil. Add to bowl with tomato mixture. Season with salt/pepper.