Italian Tomato Salad

1 shallot, peeled and chopped into 3 or 4 pieces, 3 cloves garlic, 2 generous handfuls of basil

1 burrata cheese, 2 pounds watermelon, cut into 1½, 1¾ pounds heirloom tomatoes, cut into 1

¼ cup balsamic vinegar, ⅔ cup olive oil, plus some to brush on bread, Fresh cracked pepper an