Preheat the oven to 400 degrees.
First, boil water and add salt, pepper, butter thyme and lemon juice. Then carefully place cauliflower in pot, close the lid and cook for 10 minutes.
Next, while the cauliflower is cooking add potatoes oil, salt, and pepper to sheet tray and mix.
Now add cauliflower to center of sheet tray with potatoes and pat dry with paper towel.
Next, mix all the glaze ingredients and smear all over the cauliflower (make sure to get bottom as well).
Now, place in oven on middle rack for 20 minutes.
Finally, enjoy!