Broccoli & Gruyère Soup with Homemade Croutons

Bahan-bahan (4 porsi)

• 3 tablespoons unsalted butter
• 2 small yellow onions, (roughly chopped (about 1¾ cups))
• 4 cloves garlic, (smashed)
• 2 carrots, (roughly chopped)
• 1 stalk celery, (roughly chopped)
• ½ cup white wine
• 1 pound broccoli, (florets and stems, roughly chopped)
• 4 cups (32 oz) low-sodium chicken broth
• 1 teaspoon salt, (plus more to taste)
• ¼ teaspoon freshly ground black pepper, (plus more to taste)
• 1 cup heavy cream ((or half & half, for a lighter version))
• 3 oz grated Gruyère ((1 packed heaping cup))
• Pinch nutmeg
• 2 cups cubed French bread, (preferably day old)
• 2 tablespoons unsalted butter, melted
• Salt and freshly ground black pepper