Crudites And Dips

Ingredients

• ["2/3 cup sour cream", "2 scallions, finely chopped", "1 tablespoon lemon juice", "2 ripe avocados, cut in half and chopped", "2 tablespoons mayonnaise", "1 teaspoon finely chopped fresh cilantro leaves", "2 tablespoons sour cream", "1 (15-oz.) can organic chickpeas, drained", "Juice of one lemon", "1/3 cup light tahini paste", "2 tablespoons light olive oil, plus extra for drizzling", "1 garlic clove, peeled and crushed", "2 tablespoons boiling water", "Sea salt, to taste", "11 oz (about 2-3 medium) very ripe tomatoes", "1 scallion, finely chopped", "1 garlic clove, peeled and crushed (optional)", "1 tablespoon extra virgin olive oil", "1 tablespoon chopped fresh basil leaves", "1 tablespoon tomato ketchup", "A little ground black pepper, to taste", "Carrot sticks", "Cucumber sticks", "Red bell pepper sticks", "Celery sticks", "Cherry tomatoes", "Blanched sugar snap peas or asparagus (cover with boiling water for 2 minutes, then drain under cold running water)", "Radishes", "Breadsticks, small or large", "Tortilla chips (\"cool\"" flavor or the blue corn variety)""