Step 1

Pre-heat oven to 400 and spray a donut pan with non-stick cooking spray, set aside.

Step 2

In bowl, add all dry ingredients and whisk to combine.

Step 3

Add egg, sour cream, milk, butter and vanilla extract and stir everything until just combined.

Step 4

Spoon or pipe using a piping bag into wells of donut pan.

Step 5

Cook for about 10 minutes or until donuts spring back when touched.

Step 6

Remove from oven and place on wire rack to cool.

Step 7

Meanwhile mix together your glaze ingredients until smooth and you get a dipping consistency.

Step 8

Once donuts are cool dip tops of each donut into glaze and sprinkle with rainbow sprinkles if desired.