Creamy Spring Pasta

INGREDIENTS

• 3 quarts water
• 2 ounces French bread baguette, torn into pieces
• 1 tablespoon butter
• 3 garlic cloves, minced and divided
• 1 1/2 cups (2-inch) diagonally cut asparagus
• 1 cup frozen green peas
• 6 ounces uncooked fettuccine
• 2 teaspoons olive oil
• 1/3 cup finely chopped sweet onion
• 1 tablespoon all-purpose flour
• 1/4 cup fat-free, lower-sodium chicken broth
• 1 cup 1% low-fat milk
• 3 ounces 1/3-less-fat cream cheese
• 1 ounce Parmigiano-Reggiano cheese, grated (about 1/4 cup packed)
• 1/2 teaspoon kosher salt
• 1/4 teaspoon freshly ground black pepper
• 2 tablespoons chopped fresh tarragon
• Butter-Roasted Carrots