Instructions

  1. On large plate, toss the onion with the vinegar and a pinch of salt.
  2. Spread in a single layer and let sit for 20 minutes to pickle.
  3. In bowl, combine the tomatoes, olives, 1 T basil and 2 t olive oil; season lightly with salt and pepper.
  4. In separate bowl, combine the bocconcini, remaining 1 T basil, remaining 2 t oil and a pinch of salt.
  5. Fill 4 martini glasses with the tomato salad, bocconcini and onions.