Crunchy Vegetable Salad with Ricotta Crostini

Name: Crunchy Vegetable Salad with Ricotta Crostini
Ingredients: 6 slices of rustic white bread; 1/4 cup extra-virgin olive oil, plus more for brushing and drizzling; 1 garlic clove, halved; 3/4 cup fresh ricotta; Salt and freshly ground black pepper; 2 tablespoons white balsamic vinegar; 1 tablespoon Dijon mustard; 6 large radishes, thinly sliced; 1 fennel bulb, cored and thinly sliced; 1/2 pound asparagus, thinly sliced on the bias; 1 large carrot, finely julienned; 1/2 small seedless cucumber, peeled and cut into 1/2-inch chunks; 1 head of Boston lettuce, torn into bite-size pieces; 2 tablespoons shredded basil leaves; 1 tablespoon coarsely chopped tarragon