Place cauliflower, lemon juice, salt and pepper into the Thermomix bowl. Blend 1 min/speed 10 scraping bowl occasionally.
Add EVOO and blend 2 min/speed 10 scraping bowl as needed. Drizzle with EVOO at will.
Serve as an accompaniment to soups, in sandwiches to replace mayonnaise or as a dressing for salads of steamed veggies. It works really well as a dairy free sour cream replacement.