1. Slice each tomato horizontally into 5 sections. Slice each mozzarella ball into 4 pieces. Place the bottom piece of a tomato onto a plate and top it with a piece of cheese and a basil leaf. Keep layering until you have reformed each tomato ending with the stemmed piece. Drizzle 1 tablespoon of olive oil and 1 teaspoon of vinegar over each tomato.