For Official Sweepstakes Rules, please visit https://www.johnnyrockets.com/sweepstakesrules. Cross-Contamination and Allergen Notice: standard kitchen operations involve shared cooking and preparation areas where cross-contact with other foods and allergens may occur. Cross contaminants and allergens include, but are not limited to: milk, eggs, tree nuts, wheat, soybeans, beef, poultry, dairy, gluten, etc. Johnny Rockets is not a certified vegan or certified gluten-free restaurant. The Jalapeno Popper Burger and Jalapeno Poppers are available for a limited time only at participating locations. Menu items and pricing vary by location.