Fried Onion Rings

1 large Vidalia or sweet onion
3/4 cup all-purpose flour
1/4 cup cornmeal
1/2 teaspoon baking powder
1/2 teaspoon salt
1/4 teaspoon baking soda
1/4 teaspoon cayenne pepper
1 egg
1 cup buttermilk
Oil for deep-fat frying

Lime Dipping Sauce
2/3 cup mayonnaise
3 tablespoons honey
2 tablespoons lime juice
2 tablespoons spicy brown or horseradish mustard
1 teaspoon prepared horseradish

Cut onion into 1/2 in. slices; separate into rings. In a bowl, combine the flour, cornmeal, baking powder, salt, baking soda and cayenne. Combine the egg and buttermilk stir into dry ingredients just until moistened.

In an electric skillet or deep-fat fryer, heat 1 in. of oil to 375°. Dip onion rings into batter. Fry a few at a time for 1 to 1-1/2 minute on each side or until golden brown. Drain on paper towels (keep warm in a 300° oven). In a small bowl, combine sauce ingredients. Serve with onion rings. Makes 4 servings.