Apple Potato Salad

Ingredients

• 1/2 cup olive oil
• 4 Idaho potatoes, washed and cut into 1/2-inch pieces
• 1 medium red onion, halved and thinly sliced
• 2 cloves garlic
• 1 1-inch piece of ginger
• 2 tablespoons chopped skinless almonds
• 2 Granny Smith apples, quartered, cored, and thinly sliced
• 1/4 cup freshly squeezed lemon juice
• 2 tablespoons drained capers
• 2 tablespoons mayonnaise
• 2 tablespoons sour cream
• 2 tablespoons chopped parsley
• 1 tablespoon finely chopped fresh chives
• salt and pepper to taste
• 1/2 cup cubed Parmesan cheese
• 2 tablespoons butter