Cauliflower, frozen, unprepared: cup (1" pieces) to Grams
Quick answer
One cup (1" pieces) of cauliflower, frozen, unprepared weighs 66 grams.
1 cup (1" pieces)66 g
Reference serving (nutrition facts)100 g
Source: USDA FoodData Central - SR Legacy (2018-04) (USDA household portion weight)