The phrase "c sugar" is shorthand for "cup of sugar." It refers to a measurement of sugar commonly used in recipes, where "c" stands for "cup."
Sentences with «c sugar»
While these are going, mix the coconut milk with the 1/4 c sugar in a large measuring cup, or really anything with a pouring spout, thoroughly so the sugar dissolves. (witandvinegar.com)
My spring form pan is closer to 10 in diameter so I do 1 and 1/3 X which translates to 4 eggs, 4 whites, 2/3 c sugar + scant 1/4 c, 2 + 2/3 c almond flour, 1 t + scant 1 t vanilla, scant bit of sea salt. (skinnytaste.com)
* BUCKEYES: Melt 1 1/2 C sugar free chocolate with 1 tsp. (cutthewheat.com)