Insert the mesh filter and paper filter into the brewer.
Fill the brewer with coarse-ground coffee or loose leaf tea according to the recipe.
Fill the growler to the recipe line with cold water and pour into the brewer. Repeat, ensuring all grinds or leaves are immersed in water.
Cover the brewer with the lid and allow coffee or tea to brew for 12-24 hours at room temperature.
Place the growler on a flat surface prior to draining brewer. Place the funnel on top of the open growler.
Remove the lid from brewer, then place the brewer on top of the funnel. Your cold brew will begin to drain immediately and completes in approximately 20 minutes.