An agitating device is provided that extracts food particles from food suspended in a liquid. The agitating device includes a rim, an interior portion having a plurality of apertures and a plurality of projections that extend from the interior portion, and a plurality of tabs that mechanically couple the rim and the interior portion. Furthermore, an infusion device is provided that infuses food flavors from food suspended in a liquid. The infusion device includes a lid, a container having an open end and a closed end, and the agitating device placed between the lid and the container. The plurality of projections extends from the interior portion toward the closed end of the container. The interior portion of the agitating device includes a surface that supports the plurality of projections oriented between 0° and 180° relative to the surface.