If you have misspelled "rosco", here are some suggestions to correct it. Firstly, it could be "roscos", which is the plural form of roscos, a type of Spanish pastry. Secondly, it might be "Rosco", a common surname or a brand name. Lastly, it could be a mistyped version of "Rocco", which is a popular boy's name. Double-check the context to determine the correct spelling.