Onions come in MANY different sizes. A whole onion could be 3 ounces or over a pound.
Wiki User
∙ 8y agoOnion is about 7 oz to a cup if chopped fine. So one oz is 1/7 of a cup
I have seen from 8 -12 oz
that is 1/4 cup of onion
5-8 oz in a yellow onion.
That is about 3 ounce
Calories in 1 oz of chopped onionThere are:Approx 7 calories in 1 ounce or 28g of boiled chopped onionApprox 11 -12 calories in 1 ounce or 28g of raw chopped onionFor information about the calorie content of other vegetables and a vegetable calories chart, which you may print out if you wish to and use as a daily guide, see the page link, further down this page, listed under Related Questions.
4 oz = 1/2 a cup.
0.1872 cups of chopped onions.
About 8 oz if chopped fine
1 oz = 2 tbsp 4 oz = 8 tbsp
About 1/2 ounce.
7.1 oz