Cut the onion, then peel it. Cut the onion into 12 equal pieces.
In a medium-sized bowl, add the cornstarch, baking powder, cayenne, paprika, baking powder, salt, and pepper. Mix the ingredients well.
In another bowl, add the whole milk and two eggs, then mix the ingredients well.
Put the onions that we cut in the first bowl and make sure that the flour mixture covers all the onions, then put the onion in the second bowl and make sure that the onion is dipped in the mixture well.
Put the onion back in the first bowl, then make sure to sprinkle the flour mixture on the onion again.
Fry the onion in 375F degree oil for 4 minutes on each side.
Remove the onions from the oil and place them on a paper towel for a few minutes before serving.
Serve with a serving sauce: In a small bowl, Add a cup of mayonnaise, sour cream, horseradish, ketchup, Worcestershire sauce, paprika, cayenne, pepper, and salt. Mix all ingredients well. Set the serving sauce in the fridge until serving.
