Smashed Potatoes with Horseradish Gremolata

Ingredients

• 2 pounds baby new potatoes (907 g)
• 3 tablespoons olive oil, plus more (44.4 ml)
• Kosher salt and freshly cracked pepper
• Small handful fresh dill, roughly chopped
• 1 tablespoon capers (14.8 ml)
• 1 small clove garlic, minced
• 1 lemon, zested
• 2 tablespoons freshly shaved horseradish (29.6 ml)
• 1/2 cup crème fraîche (118 ml)
• 2-3 tablespoons labneh
• Flaky sea salt