A very simple summer tomato appetizer. Delicious and easy

Tomatoes - 500 g.
Pepperoni - 1/2 pc.
Parsley
Garlic - 2 cloves
Sugar - 1 tsp
Salt - 1/2 tsp
Oregano - 1 tsp
Black pepper
Table vinegar - 1 tablespoon
Olive oil - 3 tablespoons
Chill for 1 hour.