Grilch is a food that contains a combination of rice, cheese, seasoned beef crumble and Tim curry spice all cooked together in a number 10 can to create a tasty dinner. This meal orginiated at YMCA Camp Silver Creek located in Oregon. Grilch stands for ground beef, rice, indescribable, love and cheese

Similar to gross. Wierd people may use "gilch" thinking they sound more sophisticated...but it doesn't work.