In a food processor, combine fresh oregano, 1/4 cup balsamic vinegar, 3/4 cup olive oil, garlic, black pepper, and red pepper flakes. Blend until thick.
1/2 cup oregano, ¼ cup Balsamic vinegar, ¾ cup olive oil, 1 clove garlic, 1 pinch red pepper flakes, black pepper
Wash all tomatoes using a solution of 2 teaspoons baking soda per 1 quart water for 30 seconds. Rinse with fresh cold water, discard any with cracks or blemishes, and dry thoroughly on clean kitchen towels. Slice large tomatoes into ½-inch thick slices, halve cherry tomatoes, and cut others into uneven chunks.
2 pounds tomatoes
Place the tomatoes in a colander and season with 1-2 tablespoons of sea salt. Toss to coat, then let them sit for 20-30 minutes. Rinse gently and thoroughly under cool tap water, then drain on paper towels.
sea salt
Transfer the drained and dried tomatoes into a large bowl. Pour enough oregano dressing to coat them lightly and toss well. Turn marinated tomatoes onto a serving platter, garnish with additional oregano, basil leaves, and optional fresh mozzarella or thinly sliced red onion. Serve remaining dressing on the side.
10 basil leaves, red onion, mozzarella cheese