Red Onion Salad - cooking recipe

Ingredients

2 large red onions
4 firm tomatoes
1 tsp. oregano
1 tsp. salt
dash of black ground pepper
2 Tbsp. olive oil

Preparation

Slice onions; soak in cold water for about 20 minutes.
Drain off water; put in salad bowl with cut tomato wedges.
Toss with remaining ingredients.
Sprinkle with chopped fresh basil.