Dredging box

from The Collaborative International Dictionary of English v.0.48

Dredge \Dredge\, v. t.
   To sift or sprinkle flour, etc., on, as on roasting meat.
   --Beau. & Fl.
   [1913 Webster]

   {Dredging box}.
   (a) Same as 2d {Dredger}.
   (b) (Gun.) A copper box with a perforated lid; -- used for
       sprinkling meal powder over shell fuses. --Farrow.
       [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Dredger \Dredg"er\, n. (Cookery)
   A box with holes in its lid; -- used for sprinkling flour, as
   on meat or a breadboard; -- called also {dredging box},
   {drudger}, and {drudging box}.
   [1913 Webster]