Preheat the oven 420 degrees. In a small bowl mix the flour, olive oil and peruvian spices. Once well combined add the milk and whisk until a batter the consistency of tahini forms.
Toss the cauliflower in the batter. Shake excess batter off and place the cauliflower on a lined baking sheet.
Video
Notes
If you don't have my Peruvian spice blend you can find substitute options In the post above under "substitutions"