Heat oil in a deep fryer or large saucepan at 350 degrees F (175 degrees C).
Whisk butter and lemon pepper seasoning together in a large bowl.
Place onions in the preheated oil and cook until just beginning to brown, about 5 minutes. Remove and discard onions.
Working in batches, cook wings in oil until crispy on the outside and cooked through, about 8 minutes. Remove wings to a paper towel lined plate to drain excess oil.
Toss wings with lemon pepper mixture until completely coated. Return to paper towel lined plate to drain excess liquid.
Lemon Pepper Wings · Dinner Match Lab | Dinner Match Lab