Salmon Tartar

Ingredients

• 6 ounces salmon, cut into 1/4-inch dice
• 1 tablespoon chives, finely chopped
• 1 tablespoon finely chopped cornichons
• 1 tablespoon dill, fronds picked and finely chopped
• 1 tablespoon whole-grain mustard
• 1 tablespoon finely chopped red onion
• Zest of 1 lemon, finely chopped
• Kosher salt
• 1/2 baguette, cut on the bias into 1/2-inch-thick rounds
• 1 clove garlic, peeled
• Extra-virgin olive oil
• 1 cup baby arugula