Idea of Pie Icon
The icon is a pie in the classic sense of American pie. It appears that a crust with three slits in the top is with a round pie pan. You cannot see what is inside the pie as the filling is obscured by the crust.
This is the Pie icon for Windows 10
. Here we go. Optimized for 32x32 px, these are the simplest icons in the line style. Downloadable formats are PNG and SVG, among others. Icons8 icon pack is unique in providing a huge number of icons designed by the same team of four designers who create the new icons every working day in the same style and with the same quality. Same cool as the Bat Face, huh.