Gaspacho a la South Beach

1 cup tomatoes
1/2 cup celery
1/2 cup cucumber
1/2 cup green bell
1/2 cup green onion
3 T white vinegar
2 T olive oil
1 large garlic clove
2 tsp parsley
1/2 tsp salt
1/2 tsp Worcestershire
1/2 tsp pepper