Buttermilk-Cascabel Chile Onion Rings: 1 cup all-purpose flour 3 cups buttermilk pinch of Cayenne Salt 3 lg Spanish onions,peeled cut into 3/4-inch rings 4 cups peanut oil 2 cups seasoned flour (salt and pepper) In a mixing bowl, combine the flour, buttermilk, and cayenne and salt to taste to make a batter. Soak the onion rings in the batter for 2 hours or longer in the refrigerator. When ready to fry, heat the oil to 375 degrees F, or until a drop of batter sizzles. Dredge the onion rings in seasoned flour and fry, turning, in batches, until tender and golden brown, 3 to 4 minutes. Drain on paper towels and season with salt. Serve immediately.