1) Cupper 2) Drink of tea 3) Elevenses serving 4) Flat offer 5) Java development tool 6) Joe amount 7) Serving of tea, to a Brit 8) Slang for cup of 9) Soho serving 10) Spot near Buckingham Palace 11) Spot of tea, to a brit 12) Tea or coffee drink 13) Tea quantity 14) Teatime offer Found on https://www.crosswordclues.com/clue/cuppa