Plum upside-down cake recipe - Great British Chefs

Ingredients

• 140g of unsalted butter, at room temperature
• 150g of light brown sugar
• 15 damsons, or other plum , halved and destoned
• blackberries, or blueberries (optional)
• 125g of self-raising flour
• 40g of ground almonds
• 2 tsp baking powder
• 1/2 tsp ground cinnamon
• 1/4 tsp salt
• 85g of caster sugar
• 2 large eggs
• 1/2 tsp vanilla extract
• 1/4 tsp almond extract
• 120g of milk
• crème fraîche, whipped cream or ice cream, to serve