Slider bun: enriched wheat flour (flour, malted barley flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid), water, sugar, soybean oil, yeast, less than 2% of: wheat gluten, salt, calcium stearoyl lactylate, enzymes, calcium propionate (preservative). Beef patty: ground beef, onion, salt, spice. Caramelized onions: onion, soybean oil.
Manufacturer likely did not include an allergen statement; however, please double-check the product packaging and/or contact the manufacturer if you have a severe food allergy.