01 -
Place marshmallows in the freezer for at least 30 minutes to ensure firmness during frying.
02 -
Pour canola oil into a heavy-duty pot to a depth of 3 to 4 inches or fill an electric deep fryer to the specified line. Heat the oil to 375°F, monitoring temperature with a candy thermometer if using a pot, maintaining between 365°F and 375°F.
03 -
In a small bowl, whisk together whole milk, egg, and vanilla extract until fully combined.
04 -
In a large bowl, create a well in the buttermilk pancake mix. Pour in the wet mixture and whisk gently until just combined, leaving the batter slightly lumpy and thicker than traditional pancake batter.
05 -
Add 4 to 5 frozen marshmallows into the batter. Using fingers, coat each marshmallow thoroughly on all sides with the batter.
06 -
Carefully lower coated marshmallows into hot oil. Fry each side for 25 to 30 seconds, totaling about 1 minute per batch, until lightly golden. Use a slotted spoon to gently flip for even cooking.
07 -
Remove fried marshmallows with a slotted spoon and place them onto a prepared baking sheet lined with paper towels and a wire rack to drain excess oil. Repeat coating and frying until all marshmallows are cooked.
08 -
Arrange fried marshmallows on a large plate. Dust lightly with powdered sugar and optionally top with whipped cream, chocolate sauce, and rainbow jimmie sprinkles.