Tin size options - 29cm x 13cm , 30cm x 20cm. For half the quantity use 21cm x 10cm or 20cm x 18cm
Heat oven 180C / Gas 4.
Peel and core the apples and pears and slice into 8 segments.
Pour enough caramel on the bottom off your baking tin of choice to cover thickly.
Place the apples and pears on top of the caramel and cover well with some more caramel.
Beat the butter and sugar until creamy, add a pinch of salt, then beat in the eggs, one at a time.
Mix together the flour, rye flour, spices and baking powder and fold into the mixture.Fold in the yogurt until mixed thoroughly.
Scrape the mixture into the tin. Bake for about 45 -50 minutes for the larger tins and 30-35minutes for the smaller tins, until deep golden and cooked through.
Leave to cool slightly , then turn out onto a plate.
To serve - pour over any extra caramel and serve with clotted cream.
To make the caramel -Place the sugar and butter into a pan or bowl if using a microwave.
Melt slowly and stir well to mix.
Add the cream and salt and beat together. Heat again until just on boiling point.
Beat and put aside to use.
This can be kept in a fridge for up to a week or frozen.
Warm through to use as a sauce.
Alternative recipe -Pour the tin of caramel into a bowl or pan and add the cream and salt. Warm through and mix with enough cream to make a thick pouring sauce.