Upside-down banana cake with maple-caramel sauce - Good Food Middle East

Ingredients

• 100g softened butter, plus extra for greasing
• 8 tbsp maple syrup
• 3 small ripe bananas and 1 very overripe banana
• 200g dark brown soft sugar
• 4 large eggs
• 2 tsp vanilla paste or extract
• 200g self-raising flour
• 100g pecans, broken into pieces
• 1 tsp bicarbonate of soda
• 1 tsp ground cinnamon
• 200g pot full-fat Greek yogurt, plus extra, or vanilla ice cream, to serve
• 100g whole pecans
• 100g salted butter, diced
• 100ml double cream
• 100ml maple syrup