Caramelized Onion and Bacon Potato Salad

Ingredients (9)

• + 30 small small potatoes, or more as needed add to pantry
• + 1 large red onion, sliced into 1/8-inch pieces add to pantry
• + 1 teaspoon dried tarragon add to pantry
• + 3 fluid ounces white wine add to pantry
• ✓ 4 slices bacon, cut into 1/2-inch pieces
• + ½ cup tzatziki sauce, or more to taste add to pantry
• + 5 tablespoons chopped fresh chives add to pantry
• + salt and ground black pepper to taste add to pantry
• + salt and ground black pepper to taste add to pantry