Preheat oven to 425 degrees

Place yogurt and flour in a large bowl. Use a spoon to mix it all together. Once all the flour is sticking to the yogurt, dump out on a clean surface. Knead together for about 3-5 minutes until dough like

Split dough into thirds and place each piece in one donut hole of a greased donut tray

Bake for 12 minutes, until starting to brown

Combine ingredients for glazing together in a small bowl. Pour glazing over donuts after removing them from the oven if you want the glazing to melt into the donuts. Or, allow donuts to cool and spoon glazing over the donuts if you want the glazing to sit on top (my preference)