
1) Espresso ingredient
Found on
https://www.crosswordclues.com/clue/robusta

The satellite is defined as a Cubesat, the name given to a series of nano-satellites developed as part of student projects. The ROBUSTA mission is to check the deterioration of electronic components, based on bipolar transistors, when exposed to in-flight space radiation. The results of the experiment will be used to validate a test method propose...
Found on
http://en.wikipedia.org/wiki/ROBUSTA

Robusta is a cultivated variety of potato.
Found on
http://www.probertencyclopaedia.com/browse/QR.HTM

Fine and aromatic type of coffee with igher acidity. High in caffeine and low in flavour. Grown between sea leven and 2,000 feet and processed using the dry method. Produced primarily in Africa and South East Asia. Robusta is cheap to process and used by commercial coffee companies as bases for instant coffee.
Found on
http://www.realcoffee.co.uk/Article.html?Cat=Trivia&Page=4
No exact match found.