3 Homemade Shower Cleaner (Say Goodbye To Cloudy Shower ... The Shower Cleaner Recipe 1/2 cup baking soda 1/4 Blue dawn dish soap 1 cup Epsom salt Combine the 3 ingredients together in a bowl, then apply it to your entire shower door using a sponge. Spread the mixture in circular motion as seen in the photo below. Allow the mixture to sit for 10 minutes before rubbing off with a wet sponge