Kembang Kol Bawang Putih Miso Panggang

Bahan-bahan (4 porsi)

• ½ tsp ginger ((grated, with juice; from a 1-inch, 2.5-cm knob))
• 2 Tbsp miso
• 1 Tbsp maple syrup
• 1 tsp soy sauce
• 1 clove garlic
• 1 head cauliflower ((medium to large; 2.3 lb, 1 kg))
• 4 Tbsp neutral oil
• ¼ tsp Diamond Crystal kosher salt ((plus more, to taste))