Rajun Cajun Onion Rings

Name: Rajun' Cajun Onion Rings
Ingredients: 1 1/2 cups sour cream; 1 1/2 cups milk; 2 tablespoons hot pepper sauce (recommended: Crystal); 2 large red onions, sliced into rings; 1 teaspoon celery salt; 1 teaspoon onion powder; 1 teaspoon garlic powder; 1 teaspoon mustard powder; 1 teaspoon paprika; 1 tablespoon chili powder; 1 teaspoon white pepper; Salt; 2 cups self-rising flour; Vegetable oil, for frying