Can I put K-cups in the recycling bag? June 15, 2023 15:29 Updated No. Please only include Peet’s aluminum espresso capsules in the recycling kit. Related articles How to recycle your K-cups? I thought single serve coffee products were not recyclable. How does the program work? Can I put plastic capsules in the recycling bag? Who is g2 revolution®? Can I put other brands of aluminum capsules in the same recycling bag?