The bitter Seville oranges unsurprisingly come from Spain!
Higher in pectin levels than their sweeter counterparts - these are the oranges you want for making marmalade - some sugar and lemon are all you need to create preserves that will last the year when the season for these oranges only lasts a few weeks!
Reasons to eat oranges:
Vitamin C - everyone's go to when they feel the sniffles, an orange contains 100% of you recommended daily requirements, great for immunity and making healthy connective tissues.
Protect against cancer - D-limonene present in oranges has been shown in research to prevent various types of cancer including that of the lung, breast and skin.
High glycaemic index - despite their sweet flavour, whole orange is high in fibre which means that it's sugars are absorbed slowly by the body and it doesn't cause spikes in blood sugar levels.
Great for vision containing not only Vitamin A but also other flavonoid antioxidants that help to keep mucus membranes healthy.