Four possible bases for a canapé.

1. Sliced baguette or crostini
2. Cucumber rounds or slices
3. Endive leaves
4. Puff pastry squares or rounds

1. Bread (e.g., toast, cracker, crostini, bruschetta)
2. Pastry (e.g., puff pastry, phyllo dough, shortbread)
3. Vegetable (e.g., cucumber, carrot, celery, endive)
4. Fruit (e.g., apple, pear, melon, pineapple)