The recipe, which obviously has changed since the 1800's, despite Folgers claims, switched the percentage of arabica to robusta beans used in their classic roast in 2015, changing from 60/40 arabica to robusta, to 40/60 arabica to robusta. ... Those with a nose for excellent coffee left Folgers behind long ago.

Why does Folgers coffee taste sour?

Check to see if the grind level correctly matches the brewing method. Coffee ground for an automatic drip but used in a percolator, for example, might taste bitter. For whole beans, the level of grinding can affect the flavor. Coffee ground too fine or not fine enough can be too bitter or lack flavor.

Is Folgers low quality?

Folgers uses a blend of 60% inferior and bitter-tasting robusta beans and 40% of the preferred arabica beans to balance out the flavor. ... The result is old, stale coffee made with a blend of mostly low quality beans that were grown in low altitudes. Despite the harsh truth, Folgers is doing something right.