I would put the peel in vodka and let it soak overnight. Then dump the peels and vodka right into primary. No need to rack this to secondary IMO. You can keep it in there for as long as you want. 3 to 7 days should be good.
When you peel them make sure the peel doesn't have the white pith.
Up Next: Blonde Ale, German Pils
Primary: Pumpkin Spice Latte Stout
Kegged: Galaxy Dry Hopped Fort Point clone, Blonde Ale
Bottled: S'mores Stout, Blonde Ale