as much as a tablespoon will hold
"Please add exactly as much sugar as a tablespoon will hold to the batter, not more and not less."
a spoon larger than a dessert spoon; used for serving
"Please use the large tablespoon from the silverware drawer to serve the soup, as the smaller ones are only for eating."
A large spoon, used for eating food from a bowl.
"He reached across the table to grab a tablespoon and scoop up some of the warm soup."