Related Clues:

• Plant discovered in very much unknown heart of Spain
• Form of protein derived from beans
• Protein from beans
• Meat substitute only lacking filling in South Africa
• Vegetable protein
• Biodiesel source
• So Tom's called for this milk
• Tofu source, in London
• Tofu base, in Britain
• Sauce used in Chinese cooking (3)
• Oily bean
• Bean covered over in mayo sauce
• Sauce placed in front of one of these beans
• Therefore second unknown article is a bean
• Bean that yields oil