Why is doughnut is called doughnut but it doesn't has any nuts ingredients?
Doughnuts are nut-shaped rings of dough. The 'nut' in 'doughnut' is a shape, not an ingredient. In the US, doughnuts are ring-shaped (think hardware, nuts-and-bolts, not peanuts.) In other parts of the world doughnuts are balls of fried dough (walnut-shaped, still not containing nuts.)
The three main ingredients to a pesto sauce are herbs, cheese and nuts as per the ancient documents. However argument remains that garlic or oil instead of cheese or nuts are one of the three main ingredients. A traditional pesto sauce is incomplete without basil, cheese, garlic, pine nuts, salt and oil all crushed together to make a paste/sauce.
The ingredients in mince pies have been altered over the years and now include a variety of ingredients. Some of the common ingredients in mince pies are beef suet, chopped cherries, pears, apples, raisins, nuts and various spices. A number of different recipes can be found on sites such as Foodnetwork.
There are many recipes for chocolate fingers; some may include nuts in the ingredients, or you can add chopped nuts of any kind to suit your taste. The commercially-prepared chocolate biscuit, Fingers, is manufactured by Burton's Biscuit Company in the United Kingdom under licence from Cadbury UK. According to the ingredients list on their packaging these biscuits don't contain nuts; however the label does include the disclaimer "May contain: NUTS". This is a standard disclaimer…
Many things that are called nuts actually aren't by the strict botanical definition. For example: almonds, Brazil nuts, cashews, macadamias, peanuts, pecans, pine nuts, pistachios and walnuts are all technically not really nuts. Hazelnuts, hickory nuts, chestnuts and acorns are some examples of true nuts. pretty much none of them.
All tree nuts are naturally gluten-free. So are peanuts. Some processed food products containing nuts may also have gluten-containing ingredients added to them, but the nuts themselves do not contain gluten. Some people with gluten sensitivities also have concurrent nut allergies, but the two conditions do not go hand in hand.