Latkes with Smoked Salmon

Ingredients

• 8 medium-sized organic baking potatoes, about 2-1/2 pounds total weight
• 1 medium onion, peeled and cut into quarters
• 1/2 lemon, juiced
• 1 cup all-purpose flour
• 1 cup milk
• 1 tablespoon baking powder
• 1/2 tablespoon salt
• Dash of grated nutmeg
• 1 large cage-free egg, lightly beaten
• 2 tablespoons unsalted butter, melted
• 1/2 cup peanut oil or vegetable oil, plus extra as needed
• 1 cup creme fraiche
• 1/4 cup chopped fresh chives
• 3/4 pound thinly sliced smoked salmon
• 2 lemons, cut into thin wedges, for garnish