Heat oven to 200C/180C fan/ gas 6
and line a muffin tin with 9 paper cases.
Combine the flour, oats, sugar, baking
powder and bicarb in a bowl. Whisk the
orange zest and juice, oil, yogurt and
egg together with a fork, then lightly stir
the 2 mixtures together until just combined.
Spoon 1 tbsp of the mixture into each
muffin case, top with 1 tsp of marmalade,
then cover with the remaining muffin
mix and a sprinkling of oats. Bake for
15-20 mins until cooked through and
golden, then leave to cool slightly.