1 Peel onion and cut into rings. Rinse tomatoes and cut into quarters. Rinse basil and cut leaves into strips. Mix oil, lemon juice, salt and pepper. Cut avocados in half and scoop out flesh whole with a spoon.
2 Set avocado peels aside. Cut avocado meat into cubes and mix gently with tomatoes, onion, basil and salad dressing in a bowl.
3 Season with salt, pepper and lemon juice to taste. Place avocado salad inside avocado peels and serve garnished with basil leaves.