1Whisk flour, beer, garlic powder, salt, pepper, and cayenne pepper together in a bowl until batter is evenly mixed; cover bowl with plastic wrap and let sit at room temperature for 1 hour.
2Wrap bacon around each onion ring and arrange on a plate; refrigerate.
3Heat oil in a deep-fryer or large saucepan to 325 degrees F (165 degrees C).
4Dip wrapped onion rings in batter, shaking off any excess. Place battered onion rings onto a plate while dipping the rest; do not stack.
5Fry battered onion rings, working in batches, in the hot oil until browned, about 5 minutes per side. Transfer cooked onion rings to a paper towel-lined plate to drain.
Footnotes
Editor's Note:
The nutrition data for this recipe includes the full amount of the batter ingredients. The actual amount of the batter consumed will vary.
We have determined the nutritional value of oil for frying based on a retention value of 10% after cooking. The exact amount will vary depending on cooking time and temperature, ingredient density, and the specific type of oil used.