Ingredients

• 2 tablespoons butter
• 6 onions, thinly sliced
• 2 tablespoons extra-virgin olive oil
• 1 pinch salt
• 16 figs, halved
• 3 tablespoons superfine sugar
• ½ cup chevre (soft goat cheese)
• ½ cup herbed goat cheese
• 1 tablespoon milk, or more as needed
• 1 bunch arugula
• sea salt and ground black pepper to taste
• 2 baguettes