Coffee grounds are not supposed to go down the drain. You can use a plunger to remove coffee grounds. Pin On Plumbing Hacks They are good for your soil. Coffee grounds garbage disposal clogged . However, in the process of vanishing odors, it can accumulate in the pipes, eventually forming a clog. When you grind these, they will be broken into very small pieces like granules and these can stick to the pipe, too. Pouring used coffee grounds down the garbage disposal. Can coffee grounds go down the garbage disposal? This is why coffee grounds are always a bad match for garbage disposals. By adding epsom salt, the binding power of the coffee ground will be eliminated and the garbage disposal and the pipe will be safe. Coffee grounds and egg shells are also bad for your garbage disposal system. No, you cannot put coffee grounds in the garbage disposal. When ground up by a disposal, eggshells and coffee grounds create very tiny granular waste that will stick to any slud...