01 -
Turn your oven on to 350°F and grease a donut pan with non-stick spray. Leave it to sit for now.
02 -
Stir the sugar, cinnamon, and flour together in a small dish. Toss in the butter pieces and rub everything together quickly until you have a crumbly mix. Pop this in the freezer while you work on the batter.
03 -
In one bowl, combine all the dry stuff. Grab a second bowl for the wet ingredients and whisk them together. Pour the wet mix into the dry one and fold gently—don’t stir too much.
04 -
Using a piping bag (or a spoon if you prefer), put the batter into the donut tray. Sprinkle a good layer of the cold crumb mixture on top of each one.
05 -
Bake them for 10 to 11 minutes or until they feel springy when pressed lightly.
06 -
Leave the donuts in the pan for about 10 minutes, then carefully take them out. Transfer to a rack and let them cool a bit more.