Report Abuse. Very very little. 1 teaspoon will substitute for a 1/2 to 1 cup chopped onion. But really there is no substitute for chopped fresh onion. The fresh onion will add a sweetness to the dish and season it without any bitterness or off flavor.JEN Â· 7 years ago. teaspoon will substitute for a 1/2 to 1 cup chopped onion. But really there is no substitute for chopped fresh onion. The fresh onion will add a sweetness to the dish and season it without any bitterness or off flavor. JEN Â· 7 years ago.
Officially, a US Cup is 240ml (or 8.45 imperial fluid ounces.) This is slightly different from an Australian, Canadian and South African Cup which is 250ml.
Pounds are weight and cups are volume (size). They are not convertible to each other. Yes, they both use ounces but it is a common mistake to assume that fluid ounces (8 â¦ per cup) and regular ounces (16 per pound) are the same thing. A cup of water weighs aprox 1/2 pound and is a full 8 fluid ounces. A pound of water is about a pint (2 cups).