Food AOnions, cooked, boiled, drained, with saltServing 100 g (100 g) onions, cup (210 g) onions, tbsp chopped (15 g) onions, large (128 g) onions, slice large (1/4" thick) (32 g) onions, medium (94 g) onions, slice medium (1/8" thick) (12 g) onions, small (60 g) onions, slice thin (8 g)