LOTTIE COVELL’S BANANA AND CHOCOLATE CAKE - Borderfields Cold Pressed Rapeseed Oil

Ingredients

• 360g full-fat natural yogurt (I like yeo valley)
• 60ml Borderfields coldpressed rapeseed oil
• 300ml sunflower oil, plus extra to grease
• 720g soft light brown sugar
• 9 medium, free-range eggs
• 1kg self-raising flour
• 1 tbsp cinnamon
• 9 very ripe bananas, sliced and a bit mushed
• 200g good quality milk chocolate, chopped into small pieces
• 3 x 397g carnation caramel
• 300g dark chocolate