Sea Salt and Vinegar Kale Chips

Bahan-bahan (4 porsi)

• 1 bunch kale (I used curly kale, but Lascinato “dino” kale also works too!)
• 2 Tbsp . vinegar (I used apple cider vinegar)
• 1 Tbsp . olive oil
• 1/2 tsp . coarse sea salt, more/less to taste