Instructions

  1. Slice the onions in 1/4" slices and separate the rings.
  2. Put the rings in a bowl and add the buttermilk to cover the onions.
  3. Soak for 30 minutes, stirring occasionally.
  4. Beat together the eggs and water in another bowl.
  5. Combine the flour, salt, chili powder, cayenne, sugar, garlic powder and cumin in a shallow dish.
  6. Drain the onion rings.
  7. Dip the rings first in the egg mixture, then dredge in the flour mixture.
  8. Fry the onion rings, a few at a time, in 1" of oil heated to 375 degrees until golden brown on each side.
  9. Drain and serve immediately.