210 grams cake flour
10 grams aluminum-free baking powder
60 grams honey (acacia, etc) for moist donuts
24 grams skim milk powder
2/3-1 tsp krazy salt
2 eggs
120 grams plain yogurt
60 grams milk (don't use soy milk, they'll become dense) Fillings, Toppings Etc.
to taste cheese (easy melting type, sliced or whatever you'd like, or even vegetarian cheese)
to taste meat (ham, sausage, bacon etc), fish (salted salmon, shirasu etc.)
to taste vegetables (canned corn, cooked vegetables, etc), herbs (dried parsley, etc.) - the donuts will become doughy don't add too many vegetables