Some pretty delicious baked goods call for espresso powder these days, offering a perky way to kick up the flavor in homemade cookies, cakes, brownies, or frostings. It even works as a flavor ...

Grease a 15cm/6in silicone microwaveable cake mould with a little oil and line the bottom with a circle of baking paper. Mix the sugar, flour, cocoa, espresso powder, baking powder and salt in a bowl.

Whisk together the flour, sugar, cocoa powder, baking powder and bicarbonate of soda in a large bowl. Make a well in the centre of the dry ingredients and pour in the milk. Crack in the eggs ...

one tablespoon of melted butter, one tablespoon of milk, one tablespoon of apple cider vinegar, half a teaspoon of espresso powder, one-eighth teaspoon of baking soda, and a pinch of salt.