16    slices        French bread, 1/2" thick
                    Olive oil
                    === WHITE BEAN TOPPING ===
1     cup           cooked white beans
                    = (if using canned, rinse and drain)
1     tablespoon    balsamic vinegar
2                   garlic cloves
1     tablespoon    olive oil
1     tablespoon    finely-chopped fresh rosemary
                    === TAPENADE TOPPING ===
1     cup           black nicoise olives
1     tablespoon    capers
3                   garlic cloves
2                   anchovy fillets
1     tablespoon    fresh lemon juice
1/4   cup           olive oil
                    === FRESH TOMATO TOPPING ===
2                   tomatoes
2                   garlic cloves
1     tablespoon    olive oil
2     tablespoons   fresh basil chiffonade
                    Salt
                    Freshly-ground black pepper