Preheat your oven to 180c/160c fan/350f/gas mark 4.
Fill a 12 hole muffin tray with muffin or cupcake
Make your milkshake up by mixing your oat milk and
milkshake powder in a jug, then add the vinegar, mix and set aside.
In a mixing bowl add your flour, milkshake powder,
salt, sugar, and baking powder.
Add the oil to the buttermilk and mix, then pour it
into the dry ingredients and fold in. Do not overmix! Only fold until just
combined. don't worry about the odd bit of flour mixed in.
Use an ice cream scoop (or spoon) to half fill the
Add ½ teaspoon of jam to the middle of each case of
batter, then top with more batter until the cases are about ¾ full.
Bake for 20-25 minutes until risen and baked
through. Use a skewer to see if they are ready. Tips in the notes below.
Remove from the oven, leaving the muffins in the
tray for a few minutes, before moving them to a baking rack to cool completely.